Home / 816,608.24-1,126,595.72-472,380.29

Finding the Fourth Proportional to 816,608.24, 1,126,595.72 and 472,380.29

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Solution

The fourth proportional to 816,608.24, 1,126,595.72 and 472,380.29 is: 651,697.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,608.24 : 1,126,595.72 = 472,380.29 : x
  2. Step 2: Convert to fraction form
    816,608.24/1,126,595.72 = 472,380.29/x
  3. Step 3: Cross multiply
    816,608.24x = 1,126,595.72 × 472,380.29
  4. Step 4: Simplify right side
    816,608.24x = 532,181,604,931.48
  5. Step 5: Solve for x
    x = 532,181,604,931.48/816,608.24
  6. Step 6: Final answer
    x = 651,697.57

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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.