Home / 442,637.28-610,886.76-270,656.04

Finding the Fourth Proportional to 442,637.28, 610,886.76 and 270,656.04

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Solution

The fourth proportional to 442,637.28, 610,886.76 and 270,656.04 is: 373,534.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,637.28 : 610,886.76 = 270,656.04 : x
  2. Step 2: Convert to fraction form
    442,637.28/610,886.76 = 270,656.04/x
  3. Step 3: Cross multiply
    442,637.28x = 610,886.76 × 270,656.04
  4. Step 4: Simplify right side
    442,637.28x = 165,340,191,350.03
  5. Step 5: Solve for x
    x = 165,340,191,350.03/442,637.28
  6. Step 6: Final answer
    x = 373,534.27

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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.