Home / 748,183.47-1,032,123.29-442,111.83

Finding the Fourth Proportional to 748,183.47, 1,032,123.29 and 442,111.83

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Solution

The fourth proportional to 748,183.47, 1,032,123.29 and 442,111.83 is: 609,895.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,183.47 : 1,032,123.29 = 442,111.83 : x
  2. Step 2: Convert to fraction form
    748,183.47/1,032,123.29 = 442,111.83/x
  3. Step 3: Cross multiply
    748,183.47x = 1,032,123.29 × 442,111.83
  4. Step 4: Simplify right side
    748,183.47x = 456,313,914,316.96
  5. Step 5: Solve for x
    x = 456,313,914,316.96/748,183.47
  6. Step 6: Final answer
    x = 609,895.74

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Double scale
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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.