Home / 932,590.72-1,398,886.62-372,018.88

Finding the Fourth Proportional to 932,590.72, 1,398,886.62 and 372,018.88

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Solution

The fourth proportional to 932,590.72, 1,398,886.62 and 372,018.88 is: 558,028.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,590.72 : 1,398,886.62 = 372,018.88 : x
  2. Step 2: Convert to fraction form
    932,590.72/1,398,886.62 = 372,018.88/x
  3. Step 3: Cross multiply
    932,590.72x = 1,398,886.62 × 372,018.88
  4. Step 4: Simplify right side
    932,590.72x = 520,412,233,619.39
  5. Step 5: Solve for x
    x = 520,412,233,619.39/932,590.72
  6. Step 6: Final answer
    x = 558,028.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.