Home / 442,627.90-663,067.05-242,590.30

Finding the Fourth Proportional to 442,627.90, 663,067.05 and 242,590.30

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Solution

The fourth proportional to 442,627.90, 663,067.05 and 242,590.30 is: 363,406.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,627.90 : 663,067.05 = 242,590.30 : x
  2. Step 2: Convert to fraction form
    442,627.90/663,067.05 = 242,590.30/x
  3. Step 3: Cross multiply
    442,627.90x = 663,067.05 × 242,590.30
  4. Step 4: Simplify right side
    442,627.90x = 160,853,634,579.62
  5. Step 5: Solve for x
    x = 160,853,634,579.62/442,627.90
  6. Step 6: Final answer
    x = 363,406.00

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1.5x scale

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.