Home / 755,230.72-1,041,687.66-497,025.40

Finding the Fourth Proportional to 755,230.72, 1,041,687.66 and 497,025.40

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Solution

The fourth proportional to 755,230.72, 1,041,687.66 and 497,025.40 is: 685,545.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,230.72 : 1,041,687.66 = 497,025.40 : x
  2. Step 2: Convert to fraction form
    755,230.72/1,041,687.66 = 497,025.40/x
  3. Step 3: Cross multiply
    755,230.72x = 1,041,687.66 × 497,025.40
  4. Step 4: Simplify right side
    755,230.72x = 517,745,225,886.56
  5. Step 5: Solve for x
    x = 517,745,225,886.56/755,230.72
  6. Step 6: Final answer
    x = 685,545.77

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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.