Home / 384,505.02-576,856.01-118,267.87

Finding the Fourth Proportional to 384,505.02, 576,856.01 and 118,267.87

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Solution

The fourth proportional to 384,505.02, 576,856.01 and 118,267.87 is: 177,432.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,505.02 : 576,856.01 = 118,267.87 : x
  2. Step 2: Convert to fraction form
    384,505.02/576,856.01 = 118,267.87/x
  3. Step 3: Cross multiply
    384,505.02x = 576,856.01 × 118,267.87
  4. Step 4: Simplify right side
    384,505.02x = 68,223,531,599.40
  5. Step 5: Solve for x
    x = 68,223,531,599.40/384,505.02
  6. Step 6: Final answer
    x = 177,432.10

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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.