Home / 896,145.30-1,345,773.15-476,241.30

Finding the Fourth Proportional to 896,145.30, 1,345,773.15 and 476,241.30

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Solution

The fourth proportional to 896,145.30, 1,345,773.15 and 476,241.30 is: 715,188.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,145.30 : 1,345,773.15 = 476,241.30 : x
  2. Step 2: Convert to fraction form
    896,145.30/1,345,773.15 = 476,241.30/x
  3. Step 3: Cross multiply
    896,145.30x = 1,345,773.15 × 476,241.30
  4. Step 4: Simplify right side
    896,145.30x = 640,912,754,461.10
  5. Step 5: Solve for x
    x = 640,912,754,461.10/896,145.30
  6. Step 6: Final answer
    x = 715,188.43

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Double scale
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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.