Home / 649,648.89-974,473.07-176,403.69

Finding the Fourth Proportional to 649,648.89, 974,473.07 and 176,403.69

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Solution

The fourth proportional to 649,648.89, 974,473.07 and 176,403.69 is: 264,605.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,648.89 : 974,473.07 = 176,403.69 : x
  2. Step 2: Convert to fraction form
    649,648.89/974,473.07 = 176,403.69/x
  3. Step 3: Cross multiply
    649,648.89x = 974,473.07 × 176,403.69
  4. Step 4: Simplify right side
    649,648.89x = 171,900,644,471.61
  5. Step 5: Solve for x
    x = 171,900,644,471.61/649,648.89
  6. Step 6: Final answer
    x = 264,605.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.