Home / 758,234.53-1,046,363.84-418,702.51

Finding the Fourth Proportional to 758,234.53, 1,046,363.84 and 418,702.51

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Solution

The fourth proportional to 758,234.53, 1,046,363.84 and 418,702.51 is: 577,809.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,234.53 : 1,046,363.84 = 418,702.51 : x
  2. Step 2: Convert to fraction form
    758,234.53/1,046,363.84 = 418,702.51/x
  3. Step 3: Cross multiply
    758,234.53x = 1,046,363.84 × 418,702.51
  4. Step 4: Simplify right side
    758,234.53x = 438,115,166,181.24
  5. Step 5: Solve for x
    x = 438,115,166,181.24/758,234.53
  6. Step 6: Final answer
    x = 577,809.57

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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.