Home / 780,073.73-1,168,008.00-509,531.92

Finding the Fourth Proportional to 780,073.73, 1,168,008.00 and 509,531.92

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Solution

The fourth proportional to 780,073.73, 1,168,008.00 and 509,531.92 is: 762,924.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    780,073.73 : 1,168,008.00 = 509,531.92 : x
  2. Step 2: Convert to fraction form
    780,073.73/1,168,008.00 = 509,531.92/x
  3. Step 3: Cross multiply
    780,073.73x = 1,168,008.00 × 509,531.92
  4. Step 4: Simplify right side
    780,073.73x = 595,137,359,638.46
  5. Step 5: Solve for x
    x = 595,137,359,638.46/780,073.73
  6. Step 6: Final answer
    x = 762,924.50

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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.