Home / 653,646.41-980,526.09-180,331.77

Finding the Fourth Proportional to 653,646.41, 980,526.09 and 180,331.77

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Solution

The fourth proportional to 653,646.41, 980,526.09 and 180,331.77 is: 270,513.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,646.41 : 980,526.09 = 180,331.77 : x
  2. Step 2: Convert to fraction form
    653,646.41/980,526.09 = 180,331.77/x
  3. Step 3: Cross multiply
    653,646.41x = 980,526.09 × 180,331.77
  4. Step 4: Simplify right side
    653,646.41x = 176,820,005,340.88
  5. Step 5: Solve for x
    x = 176,820,005,340.88/653,646.41
  6. Step 6: Final answer
    x = 270,513.24

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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.