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Finding the Fourth Proportional to 363,545.52, 501,562.98 and 210,500.19

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Solution

The fourth proportional to 363,545.52, 501,562.98 and 210,500.19 is: 290,415.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,545.52 : 501,562.98 = 210,500.19 : x
  2. Step 2: Convert to fraction form
    363,545.52/501,562.98 = 210,500.19/x
  3. Step 3: Cross multiply
    363,545.52x = 501,562.98 × 210,500.19
  4. Step 4: Simplify right side
    363,545.52x = 105,579,102,586.97
  5. Step 5: Solve for x
    x = 105,579,102,586.97/363,545.52
  6. Step 6: Final answer
    x = 290,415.08

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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.