Home / 771,696.62-1,157,877.08-372,636.10

Finding the Fourth Proportional to 771,696.62, 1,157,877.08 and 372,636.10

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Solution

The fourth proportional to 771,696.62, 1,157,877.08 and 372,636.10 is: 559,114.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,696.62 : 1,157,877.08 = 372,636.10 : x
  2. Step 2: Convert to fraction form
    771,696.62/1,157,877.08 = 372,636.10/x
  3. Step 3: Cross multiply
    771,696.62x = 1,157,877.08 × 372,636.10
  4. Step 4: Simplify right side
    771,696.62x = 431,466,793,839.08
  5. Step 5: Solve for x
    x = 431,466,793,839.08/771,696.62
  6. Step 6: Final answer
    x = 559,114.53

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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.