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Finding the Fourth Proportional to 431,809.08, 595,897.51 and 240,834.77

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Solution

The fourth proportional to 431,809.08, 595,897.51 and 240,834.77 is: 332,352.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,809.08 : 595,897.51 = 240,834.77 : x
  2. Step 2: Convert to fraction form
    431,809.08/595,897.51 = 240,834.77/x
  3. Step 3: Cross multiply
    431,809.08x = 595,897.51 × 240,834.77
  4. Step 4: Simplify right side
    431,809.08x = 143,512,838,869.03
  5. Step 5: Solve for x
    x = 143,512,838,869.03/431,809.08
  6. Step 6: Final answer
    x = 332,352.53

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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.