Home / 869,279.48-1,199,677.50-482,219.69

Finding the Fourth Proportional to 869,279.48, 1,199,677.50 and 482,219.69

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Solution

The fourth proportional to 869,279.48, 1,199,677.50 and 482,219.69 is: 665,503.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,279.48 : 1,199,677.50 = 482,219.69 : x
  2. Step 2: Convert to fraction form
    869,279.48/1,199,677.50 = 482,219.69/x
  3. Step 3: Cross multiply
    869,279.48x = 1,199,677.50 × 482,219.69
  4. Step 4: Simplify right side
    869,279.48x = 578,508,115,149.17
  5. Step 5: Solve for x
    x = 578,508,115,149.17/869,279.48
  6. Step 6: Final answer
    x = 665,503.01

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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.