Home / 545,581.67-752,926.17-303,864.35

Finding the Fourth Proportional to 545,581.67, 752,926.17 and 303,864.35

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Solution

The fourth proportional to 545,581.67, 752,926.17 and 303,864.35 is: 419,345.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,581.67 : 752,926.17 = 303,864.35 : x
  2. Step 2: Convert to fraction form
    545,581.67/752,926.17 = 303,864.35/x
  3. Step 3: Cross multiply
    545,581.67x = 752,926.17 × 303,864.35
  4. Step 4: Simplify right side
    545,581.67x = 228,787,417,480.41
  5. Step 5: Solve for x
    x = 228,787,417,480.41/545,581.67
  6. Step 6: Final answer
    x = 419,345.87

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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.