Home / 837,479.34-1,155,833.55-475,034.58

Finding the Fourth Proportional to 837,479.34, 1,155,833.55 and 475,034.58

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Solution

The fourth proportional to 837,479.34, 1,155,833.55 and 475,034.58 is: 655,611.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,479.34 : 1,155,833.55 = 475,034.58 : x
  2. Step 2: Convert to fraction form
    837,479.34/1,155,833.55 = 475,034.58/x
  3. Step 3: Cross multiply
    837,479.34x = 1,155,833.55 × 475,034.58
  4. Step 4: Simplify right side
    837,479.34x = 549,060,904,974.16
  5. Step 5: Solve for x
    x = 549,060,904,974.16/837,479.34
  6. Step 6: Final answer
    x = 655,611.28

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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.