Home / 375,565.74-517,998-260,844.52

Finding the Fourth Proportional to 375,565.74, 517,998 and 260,844.52

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Solution

The fourth proportional to 375,565.74, 517,998 and 260,844.52 is: 359,769.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,565.74 : 517,998 = 260,844.52 : x
  2. Step 2: Convert to fraction form
    375,565.74/517,998 = 260,844.52/x
  3. Step 3: Cross multiply
    375,565.74x = 517,998 × 260,844.52
  4. Step 4: Simplify right side
    375,565.74x = 135,116,939,670.96
  5. Step 5: Solve for x
    x = 135,116,939,670.96/375,565.74
  6. Step 6: Final answer
    x = 359,769.08

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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.