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Finding the Fourth Proportional to 431,597.64, 595,607.34 and 240,623.16

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Solution

The fourth proportional to 431,597.64, 595,607.34 and 240,623.16 is: 332,061.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,597.64 : 595,607.34 = 240,623.16 : x
  2. Step 2: Convert to fraction form
    431,597.64/595,607.34 = 240,623.16/x
  3. Step 3: Cross multiply
    431,597.64x = 595,607.34 × 240,623.16
  4. Step 4: Simplify right side
    431,597.64x = 143,316,920,269.99
  5. Step 5: Solve for x
    x = 143,316,920,269.99/431,597.64
  6. Step 6: Final answer
    x = 332,061.41

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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.