Home / 837,969.74-1,156,424.28-475,408.88

Finding the Fourth Proportional to 837,969.74, 1,156,424.28 and 475,408.88

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Solution

The fourth proportional to 837,969.74, 1,156,424.28 and 475,408.88 is: 656,079.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,969.74 : 1,156,424.28 = 475,408.88 : x
  2. Step 2: Convert to fraction form
    837,969.74/1,156,424.28 = 475,408.88/x
  3. Step 3: Cross multiply
    837,969.74x = 1,156,424.28 × 475,408.88
  4. Step 4: Simplify right side
    837,969.74x = 549,774,371,759.61
  5. Step 5: Solve for x
    x = 549,774,371,759.61/837,969.74
  6. Step 6: Final answer
    x = 656,079.03

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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.