Home / 948,507.18-1,422,473.60-498,980.13

Finding the Fourth Proportional to 948,507.18, 1,422,473.60 and 498,980.13

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Solution

The fourth proportional to 948,507.18, 1,422,473.60 and 498,980.13 is: 748,319.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,507.18 : 1,422,473.60 = 498,980.13 : x
  2. Step 2: Convert to fraction form
    948,507.18/1,422,473.60 = 498,980.13/x
  3. Step 3: Cross multiply
    948,507.18x = 1,422,473.60 × 498,980.13
  4. Step 4: Simplify right side
    948,507.18x = 709,786,059,354.67
  5. Step 5: Solve for x
    x = 709,786,059,354.67/948,507.18
  6. Step 6: Final answer
    x = 748,319.12

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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.