Home / 960,026.20-1,440,039.30-517,658.20

Finding the Fourth Proportional to 960,026.20, 1,440,039.30 and 517,658.20

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Solution

The fourth proportional to 960,026.20, 1,440,039.30 and 517,658.20 is: 776,487.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,026.20 : 1,440,039.30 = 517,658.20 : x
  2. Step 2: Convert to fraction form
    960,026.20/1,440,039.30 = 517,658.20/x
  3. Step 3: Cross multiply
    960,026.20x = 1,440,039.30 × 517,658.20
  4. Step 4: Simplify right side
    960,026.20x = 745,448,151,967.26
  5. Step 5: Solve for x
    x = 745,448,151,967.26/960,026.20
  6. Step 6: Final answer
    x = 776,487.30

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.