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Finding the Fourth Proportional to 884,332.80, 1,220,032.80 and 544,210.56

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Solution

The fourth proportional to 884,332.80, 1,220,032.80 and 544,210.56 is: 750,797.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,332.80 : 1,220,032.80 = 544,210.56 : x
  2. Step 2: Convert to fraction form
    884,332.80/1,220,032.80 = 544,210.56/x
  3. Step 3: Cross multiply
    884,332.80x = 1,220,032.80 × 544,210.56
  4. Step 4: Simplify right side
    884,332.80x = 663,954,733,306.37
  5. Step 5: Solve for x
    x = 663,954,733,306.37/884,332.80
  6. Step 6: Final answer
    x = 750,797.36

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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.