Home / 442,276.96-610,342.38-251,290.60

Finding the Fourth Proportional to 442,276.96, 610,342.38 and 251,290.60

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Solution

The fourth proportional to 442,276.96, 610,342.38 and 251,290.60 is: 346,781.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,276.96 : 610,342.38 = 251,290.60 : x
  2. Step 2: Convert to fraction form
    442,276.96/610,342.38 = 251,290.60/x
  3. Step 3: Cross multiply
    442,276.96x = 610,342.38 × 251,290.60
  4. Step 4: Simplify right side
    442,276.96x = 153,373,302,875.63
  5. Step 5: Solve for x
    x = 153,373,302,875.63/442,276.96
  6. Step 6: Final answer
    x = 346,781.13

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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.