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Finding the Fourth Proportional to 416,158.49, 574,237.13 and 252,730.01

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Solution

The fourth proportional to 416,158.49, 574,237.13 and 252,730.01 is: 348,730.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,158.49 : 574,237.13 = 252,730.01 : x
  2. Step 2: Convert to fraction form
    416,158.49/574,237.13 = 252,730.01/x
  3. Step 3: Cross multiply
    416,158.49x = 574,237.13 × 252,730.01
  4. Step 4: Simplify right side
    416,158.49x = 145,126,955,779.21
  5. Step 5: Solve for x
    x = 145,126,955,779.21/416,158.49
  6. Step 6: Final answer
    x = 348,730.01

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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.