Home / 626,262.72-938,985.84-266,246.88

Finding the Fourth Proportional to 626,262.72, 938,985.84 and 266,246.88

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Solution

The fourth proportional to 626,262.72, 938,985.84 and 266,246.88 is: 399,196.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,262.72 : 938,985.84 = 266,246.88 : x
  2. Step 2: Convert to fraction form
    626,262.72/938,985.84 = 266,246.88/x
  3. Step 3: Cross multiply
    626,262.72x = 938,985.84 × 266,246.88
  4. Step 4: Simplify right side
    626,262.72x = 250,002,050,264.18
  5. Step 5: Solve for x
    x = 250,002,050,264.18/626,262.72
  6. Step 6: Final answer
    x = 399,196.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.