Home / 758,732.82-1,047,038.82-419,232.66

Finding the Fourth Proportional to 758,732.82, 1,047,038.82 and 419,232.66

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Solution

The fourth proportional to 758,732.82, 1,047,038.82 and 419,232.66 is: 578,534.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,732.82 : 1,047,038.82 = 419,232.66 : x
  2. Step 2: Convert to fraction form
    758,732.82/1,047,038.82 = 419,232.66/x
  3. Step 3: Cross multiply
    758,732.82x = 1,047,038.82 × 419,232.66
  4. Step 4: Simplify right side
    758,732.82x = 438,952,869,631.86
  5. Step 5: Solve for x
    x = 438,952,869,631.86/758,732.82
  6. Step 6: Final answer
    x = 578,534.18

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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.