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Finding the Fourth Proportional to 302,545.69, 417,627.27 and 237,846.13

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Solution

The fourth proportional to 302,545.69, 417,627.27 and 237,846.13 is: 328,317.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,545.69 : 417,627.27 = 237,846.13 : x
  2. Step 2: Convert to fraction form
    302,545.69/417,627.27 = 237,846.13/x
  3. Step 3: Cross multiply
    302,545.69x = 417,627.27 × 237,846.13
  4. Step 4: Simplify right side
    302,545.69x = 99,331,028,907.90
  5. Step 5: Solve for x
    x = 99,331,028,907.90/302,545.69
  6. Step 6: Final answer
    x = 328,317.45

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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.