Home / 416,411.02-574,648.46-225,423.96

Finding the Fourth Proportional to 416,411.02, 574,648.46 and 225,423.96

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Solution

The fourth proportional to 416,411.02, 574,648.46 and 225,423.96 is: 311,085.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,411.02 : 574,648.46 = 225,423.96 : x
  2. Step 2: Convert to fraction form
    416,411.02/574,648.46 = 225,423.96/x
  3. Step 3: Cross multiply
    416,411.02x = 574,648.46 × 225,423.96
  4. Step 4: Simplify right side
    416,411.02x = 129,539,531,461.10
  5. Step 5: Solve for x
    x = 129,539,531,461.10/416,411.02
  6. Step 6: Final answer
    x = 311,085.74

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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.