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Finding the Fourth Proportional to 675,712.08, 932,444.04 and 373,888.08

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Solution

The fourth proportional to 675,712.08, 932,444.04 and 373,888.08 is: 515,944.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,712.08 : 932,444.04 = 373,888.08 : x
  2. Step 2: Convert to fraction form
    675,712.08/932,444.04 = 373,888.08/x
  3. Step 3: Cross multiply
    675,712.08x = 932,444.04 × 373,888.08
  4. Step 4: Simplify right side
    675,712.08x = 348,629,711,823.04
  5. Step 5: Solve for x
    x = 348,629,711,823.04/675,712.08
  6. Step 6: Final answer
    x = 515,944.18

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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.