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Finding the Fourth Proportional to 431,476.46, 595,440.27 and 240,501.95

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Solution

The fourth proportional to 431,476.46, 595,440.27 and 240,501.95 is: 331,894.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,476.46 : 595,440.27 = 240,501.95 : x
  2. Step 2: Convert to fraction form
    431,476.46/595,440.27 = 240,501.95/x
  3. Step 3: Cross multiply
    431,476.46x = 595,440.27 × 240,501.95
  4. Step 4: Simplify right side
    431,476.46x = 143,204,543,066.33
  5. Step 5: Solve for x
    x = 143,204,543,066.33/431,476.46
  6. Step 6: Final answer
    x = 331,894.22

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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.