Home / 985,311.95-1,359,729.88-532,602.95

Finding the Fourth Proportional to 985,311.95, 1,359,729.88 and 532,602.95

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Solution

The fourth proportional to 985,311.95, 1,359,729.88 and 532,602.95 is: 734,991.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,311.95 : 1,359,729.88 = 532,602.95 : x
  2. Step 2: Convert to fraction form
    985,311.95/1,359,729.88 = 532,602.95/x
  3. Step 3: Cross multiply
    985,311.95x = 1,359,729.88 × 532,602.95
  4. Step 4: Simplify right side
    985,311.95x = 724,196,137,160.99
  5. Step 5: Solve for x
    x = 724,196,137,160.99/985,311.95
  6. Step 6: Final answer
    x = 734,991.74

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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.