Home / 442,293.56-609,746.70-374,036.06

Finding the Fourth Proportional to 442,293.56, 609,746.70 and 374,036.06

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Solution

The fourth proportional to 442,293.56, 609,746.70 and 374,036.06 is: 515,646.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,293.56 : 609,746.70 = 374,036.06 : x
  2. Step 2: Convert to fraction form
    442,293.56/609,746.70 = 374,036.06/x
  3. Step 3: Cross multiply
    442,293.56x = 609,746.70 × 374,036.06
  4. Step 4: Simplify right side
    442,293.56x = 228,067,253,266.00
  5. Step 5: Solve for x
    x = 228,067,253,266.00/442,293.56
  6. Step 6: Final answer
    x = 515,646.79

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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.