Home / 758,374.04-1,046,549.76-418,835

Finding the Fourth Proportional to 758,374.04, 1,046,549.76 and 418,835

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Solution

The fourth proportional to 758,374.04, 1,046,549.76 and 418,835 is: 577,988.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,374.04 : 1,046,549.76 = 418,835 : x
  2. Step 2: Convert to fraction form
    758,374.04/1,046,549.76 = 418,835/x
  3. Step 3: Cross multiply
    758,374.04x = 1,046,549.76 × 418,835
  4. Step 4: Simplify right side
    758,374.04x = 438,331,668,729.60
  5. Step 5: Solve for x
    x = 438,331,668,729.60/758,374.04
  6. Step 6: Final answer
    x = 577,988.76

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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.