Home / 992,859.58-1,370,103-551,306.65

Finding the Fourth Proportional to 992,859.58, 1,370,103 and 551,306.65

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Solution

The fourth proportional to 992,859.58, 1,370,103 and 551,306.65 is: 760,779.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,859.58 : 1,370,103 = 551,306.65 : x
  2. Step 2: Convert to fraction form
    992,859.58/1,370,103 = 551,306.65/x
  3. Step 3: Cross multiply
    992,859.58x = 1,370,103 × 551,306.65
  4. Step 4: Simplify right side
    992,859.58x = 755,346,895,084.95
  5. Step 5: Solve for x
    x = 755,346,895,084.95/992,859.58
  6. Step 6: Final answer
    x = 760,779.18

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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.