Home / 362,631.52-498,656.88-314,801.20

Finding the Fourth Proportional to 362,631.52, 498,656.88 and 314,801.20

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Solution

The fourth proportional to 362,631.52, 498,656.88 and 314,801.20 is: 432,885.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,631.52 : 498,656.88 = 314,801.20 : x
  2. Step 2: Convert to fraction form
    362,631.52/498,656.88 = 314,801.20/x
  3. Step 3: Cross multiply
    362,631.52x = 498,656.88 × 314,801.20
  4. Step 4: Simplify right side
    362,631.52x = 156,977,784,212.26
  5. Step 5: Solve for x
    x = 156,977,784,212.26/362,631.52
  6. Step 6: Final answer
    x = 432,885.11

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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.