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Finding the Fourth Proportional to 292,357.04, 403,452.76 and 158,221.04

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Solution

The fourth proportional to 292,357.04, 403,452.76 and 158,221.04 is: 218,345.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,357.04 : 403,452.76 = 158,221.04 : x
  2. Step 2: Convert to fraction form
    292,357.04/403,452.76 = 158,221.04/x
  3. Step 3: Cross multiply
    292,357.04x = 403,452.76 × 158,221.04
  4. Step 4: Simplify right side
    292,357.04x = 63,834,715,278.07
  5. Step 5: Solve for x
    x = 63,834,715,278.07/292,357.04
  6. Step 6: Final answer
    x = 218,345.06

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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.