Home / 870,027.10-1,305,516.33-337,569.15

Finding the Fourth Proportional to 870,027.10, 1,305,516.33 and 337,569.15

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Solution

The fourth proportional to 870,027.10, 1,305,516.33 and 337,569.15 is: 506,538.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    870,027.10 : 1,305,516.33 = 337,569.15 : x
  2. Step 2: Convert to fraction form
    870,027.10/1,305,516.33 = 337,569.15/x
  3. Step 3: Cross multiply
    870,027.10x = 1,305,516.33 × 337,569.15
  4. Step 4: Simplify right side
    870,027.10x = 440,702,037,829.22
  5. Step 5: Solve for x
    x = 440,702,037,829.22/870,027.10
  6. Step 6: Final answer
    x = 506,538.29

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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.