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Finding the Fourth Proportional to 473,250.08, 706,253.19 and 422,763.18

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Solution

The fourth proportional to 473,250.08, 706,253.19 and 422,763.18 is: 630,909.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,250.08 : 706,253.19 = 422,763.18 : x
  2. Step 2: Convert to fraction form
    473,250.08/706,253.19 = 422,763.18/x
  3. Step 3: Cross multiply
    473,250.08x = 706,253.19 × 422,763.18
  4. Step 4: Simplify right side
    473,250.08x = 298,577,844,489.54
  5. Step 5: Solve for x
    x = 298,577,844,489.54/473,250.08
  6. Step 6: Final answer
    x = 630,909.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.