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Finding the Fourth Proportional to 426,657.52, 588,776.08 and 235,666.80

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Solution

The fourth proportional to 426,657.52, 588,776.08 and 235,666.80 is: 325,213.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,657.52 : 588,776.08 = 235,666.80 : x
  2. Step 2: Convert to fraction form
    426,657.52/588,776.08 = 235,666.80/x
  3. Step 3: Cross multiply
    426,657.52x = 588,776.08 × 235,666.80
  4. Step 4: Simplify right side
    426,657.52x = 138,754,974,690.14
  5. Step 5: Solve for x
    x = 138,754,974,690.14/426,657.52
  6. Step 6: Final answer
    x = 325,213.94

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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.