Home / 942,373.86-1,413,554.31-381,400.26

Finding the Fourth Proportional to 942,373.86, 1,413,554.31 and 381,400.26

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Solution

The fourth proportional to 942,373.86, 1,413,554.31 and 381,400.26 is: 572,097.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,373.86 : 1,413,554.31 = 381,400.26 : x
  2. Step 2: Convert to fraction form
    942,373.86/1,413,554.31 = 381,400.26/x
  3. Step 3: Cross multiply
    942,373.86x = 1,413,554.31 × 381,400.26
  4. Step 4: Simplify right side
    942,373.86x = 539,129,981,358.12
  5. Step 5: Solve for x
    x = 539,129,981,358.12/942,373.86
  6. Step 6: Final answer
    x = 572,097.77

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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.