Home / 920,239.89-1,269,602.28-532,843.82

Finding the Fourth Proportional to 920,239.89, 1,269,602.28 and 532,843.82

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Solution

The fourth proportional to 920,239.89, 1,269,602.28 and 532,843.82 is: 735,134.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    920,239.89 : 1,269,602.28 = 532,843.82 : x
  2. Step 2: Convert to fraction form
    920,239.89/1,269,602.28 = 532,843.82/x
  3. Step 3: Cross multiply
    920,239.89x = 1,269,602.28 × 532,843.82
  4. Step 4: Simplify right side
    920,239.89x = 676,499,727,168.91
  5. Step 5: Solve for x
    x = 676,499,727,168.91/920,239.89
  6. Step 6: Final answer
    x = 735,134.11

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1.5x scale

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.