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Finding the Fourth Proportional to 375,135.66, 517,545.88 and 246,145.34

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Solution

The fourth proportional to 375,135.66, 517,545.88 and 246,145.34 is: 339,587.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,135.66 : 517,545.88 = 246,145.34 : x
  2. Step 2: Convert to fraction form
    375,135.66/517,545.88 = 246,145.34/x
  3. Step 3: Cross multiply
    375,135.66x = 517,545.88 × 246,145.34
  4. Step 4: Simplify right side
    375,135.66x = 127,391,506,598.20
  5. Step 5: Solve for x
    x = 127,391,506,598.20/375,135.66
  6. Step 6: Final answer
    x = 339,587.83

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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.