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Finding the Fourth Proportional to 432,473.39, 596,705.82 and 375,020.90

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Solution

The fourth proportional to 432,473.39, 596,705.82 and 375,020.90 is: 517,435.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,473.39 : 596,705.82 = 375,020.90 : x
  2. Step 2: Convert to fraction form
    432,473.39/596,705.82 = 375,020.90/x
  3. Step 3: Cross multiply
    432,473.39x = 596,705.82 × 375,020.90
  4. Step 4: Simplify right side
    432,473.39x = 223,777,151,499.43
  5. Step 5: Solve for x
    x = 223,777,151,499.43/432,473.39
  6. Step 6: Final answer
    x = 517,435.66

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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.