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Finding the Fourth Proportional to 375,035.90, 517,545.89 and 202,950.18

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Solution

The fourth proportional to 375,035.90, 517,545.89 and 202,950.18 is: 280,069.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,035.90 : 517,545.89 = 202,950.18 : x
  2. Step 2: Convert to fraction form
    375,035.90/517,545.89 = 202,950.18/x
  3. Step 3: Cross multiply
    375,035.90x = 517,545.89 × 202,950.18
  4. Step 4: Simplify right side
    375,035.90x = 105,036,030,519.01
  5. Step 5: Solve for x
    x = 105,036,030,519.01/375,035.90
  6. Step 6: Final answer
    x = 280,069.27

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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.