Home / 880,686.61-1,318,909.89-500,677.59

Finding the Fourth Proportional to 880,686.61, 1,318,909.89 and 500,677.59

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Solution

The fourth proportional to 880,686.61, 1,318,909.89 and 500,677.59 is: 749,811.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,686.61 : 1,318,909.89 = 500,677.59 : x
  2. Step 2: Convert to fraction form
    880,686.61/1,318,909.89 = 500,677.59/x
  3. Step 3: Cross multiply
    880,686.61x = 1,318,909.89 × 500,677.59
  4. Step 4: Simplify right side
    880,686.61x = 660,348,621,740.64
  5. Step 5: Solve for x
    x = 660,348,621,740.64/880,686.61
  6. Step 6: Final answer
    x = 749,811.13

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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.