Home / 912,402.50-1,259,079.80-544,941.95

Finding the Fourth Proportional to 912,402.50, 1,259,079.80 and 544,941.95

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Solution

The fourth proportional to 912,402.50, 1,259,079.80 and 544,941.95 is: 751,998.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,402.50 : 1,259,079.80 = 544,941.95 : x
  2. Step 2: Convert to fraction form
    912,402.50/1,259,079.80 = 544,941.95/x
  3. Step 3: Cross multiply
    912,402.50x = 1,259,079.80 × 544,941.95
  4. Step 4: Simplify right side
    912,402.50x = 686,125,392,397.50
  5. Step 5: Solve for x
    x = 686,125,392,397.50/912,402.50
  6. Step 6: Final answer
    x = 751,998.59

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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.