Home / 896,346.81-1,344,470.40-363,921.66

Finding the Fourth Proportional to 896,346.81, 1,344,470.40 and 363,921.66

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Solution

The fourth proportional to 896,346.81, 1,344,470.40 and 363,921.66 is: 545,862.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,346.81 : 1,344,470.40 = 363,921.66 : x
  2. Step 2: Convert to fraction form
    896,346.81/1,344,470.40 = 363,921.66/x
  3. Step 3: Cross multiply
    896,346.81x = 1,344,470.40 × 363,921.66
  4. Step 4: Simplify right side
    896,346.81x = 489,281,899,788.86
  5. Step 5: Solve for x
    x = 489,281,899,788.86/896,346.81
  6. Step 6: Final answer
    x = 545,862.26

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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.