Home / 783,726.85-1,175,590.28-500,291.65

Finding the Fourth Proportional to 783,726.85, 1,175,590.28 and 500,291.65

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Solution

The fourth proportional to 783,726.85, 1,175,590.28 and 500,291.65 is: 750,437.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,726.85 : 1,175,590.28 = 500,291.65 : x
  2. Step 2: Convert to fraction form
    783,726.85/1,175,590.28 = 500,291.65/x
  3. Step 3: Cross multiply
    783,726.85x = 1,175,590.28 × 500,291.65
  4. Step 4: Simplify right side
    783,726.85x = 588,137,998,403.70
  5. Step 5: Solve for x
    x = 588,137,998,403.70/783,726.85
  6. Step 6: Final answer
    x = 750,437.48

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.