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Finding the Fourth Proportional to 433,957.66, 598,912.74 and 242,934.13

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Solution

The fourth proportional to 433,957.66, 598,912.74 and 242,934.13 is: 335,277.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,957.66 : 598,912.74 = 242,934.13 : x
  2. Step 2: Convert to fraction form
    433,957.66/598,912.74 = 242,934.13/x
  3. Step 3: Cross multiply
    433,957.66x = 598,912.74 × 242,934.13
  4. Step 4: Simplify right side
    433,957.66x = 145,496,345,437.82
  5. Step 5: Solve for x
    x = 145,496,345,437.82/433,957.66
  6. Step 6: Final answer
    x = 335,277.74

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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.