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Finding the Fourth Proportional to 888,482.98, 1,330,588.95 and 508,250.98

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Solution

The fourth proportional to 888,482.98, 1,330,588.95 and 508,250.98 is: 761,154.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,482.98 : 1,330,588.95 = 508,250.98 : x
  2. Step 2: Convert to fraction form
    888,482.98/1,330,588.95 = 508,250.98/x
  3. Step 3: Cross multiply
    888,482.98x = 1,330,588.95 × 508,250.98
  4. Step 4: Simplify right side
    888,482.98x = 676,273,137,814.67
  5. Step 5: Solve for x
    x = 676,273,137,814.67/888,482.98
  6. Step 6: Final answer
    x = 761,154.86

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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.