Home / 837,264.12-1,155,284.33-493,168.56

Finding the Fourth Proportional to 837,264.12, 1,155,284.33 and 493,168.56

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Solution

The fourth proportional to 837,264.12, 1,155,284.33 and 493,168.56 is: 680,490.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,264.12 : 1,155,284.33 = 493,168.56 : x
  2. Step 2: Convert to fraction form
    837,264.12/1,155,284.33 = 493,168.56/x
  3. Step 3: Cross multiply
    837,264.12x = 1,155,284.33 × 493,168.56
  4. Step 4: Simplify right side
    837,264.12x = 569,749,906,950.82
  5. Step 5: Solve for x
    x = 569,749,906,950.82/837,264.12
  6. Step 6: Final answer
    x = 680,490.05

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1.5x scale

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.