Home / 672,222.25-927,711.66-370,416.25

Finding the Fourth Proportional to 672,222.25, 927,711.66 and 370,416.25

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Solution

The fourth proportional to 672,222.25, 927,711.66 and 370,416.25 is: 511,199.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,222.25 : 927,711.66 = 370,416.25 : x
  2. Step 2: Convert to fraction form
    672,222.25/927,711.66 = 370,416.25/x
  3. Step 3: Cross multiply
    672,222.25x = 927,711.66 × 370,416.25
  4. Step 4: Simplify right side
    672,222.25x = 343,639,474,178.48
  5. Step 5: Solve for x
    x = 343,639,474,178.48/672,222.25
  6. Step 6: Final answer
    x = 511,199.20

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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.