Home / 731,444.55-1,097,166.83-720,946.95

Finding the Fourth Proportional to 731,444.55, 1,097,166.83 and 720,946.95

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Solution

The fourth proportional to 731,444.55, 1,097,166.83 and 720,946.95 is: 1,081,420.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,444.55 : 1,097,166.83 = 720,946.95 : x
  2. Step 2: Convert to fraction form
    731,444.55/1,097,166.83 = 720,946.95/x
  3. Step 3: Cross multiply
    731,444.55x = 1,097,166.83 × 720,946.95
  4. Step 4: Simplify right side
    731,444.55x = 790,999,076,124.93
  5. Step 5: Solve for x
    x = 790,999,076,124.93/731,444.55
  6. Step 6: Final answer
    x = 1,081,420.43

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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.