Home / 787,146.66-1,180,663.02-247,557.29

Finding the Fourth Proportional to 787,146.66, 1,180,663.02 and 247,557.29

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Solution

The fourth proportional to 787,146.66, 1,180,663.02 and 247,557.29 is: 371,318.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,146.66 : 1,180,663.02 = 247,557.29 : x
  2. Step 2: Convert to fraction form
    787,146.66/1,180,663.02 = 247,557.29/x
  3. Step 3: Cross multiply
    787,146.66x = 1,180,663.02 × 247,557.29
  4. Step 4: Simplify right side
    787,146.66x = 292,281,731,731.10
  5. Step 5: Solve for x
    x = 292,281,731,731.10/787,146.66
  6. Step 6: Final answer
    x = 371,318.01

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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.