Home / 960,291.36-1,325,228.81-530,599.18

Finding the Fourth Proportional to 960,291.36, 1,325,228.81 and 530,599.18

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Solution

The fourth proportional to 960,291.36, 1,325,228.81 and 530,599.18 is: 732,241.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,291.36 : 1,325,228.81 = 530,599.18 : x
  2. Step 2: Convert to fraction form
    960,291.36/1,325,228.81 = 530,599.18/x
  3. Step 3: Cross multiply
    960,291.36x = 1,325,228.81 × 530,599.18
  4. Step 4: Simplify right side
    960,291.36x = 703,165,319,898.38
  5. Step 5: Solve for x
    x = 703,165,319,898.38/960,291.36
  6. Step 6: Final answer
    x = 732,241.64

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.