Home / 731,558.52-1,009,895.94-550,339.61

Finding the Fourth Proportional to 731,558.52, 1,009,895.94 and 550,339.61

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Solution

The fourth proportional to 731,558.52, 1,009,895.94 and 550,339.61 is: 759,728.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,558.52 : 1,009,895.94 = 550,339.61 : x
  2. Step 2: Convert to fraction form
    731,558.52/1,009,895.94 = 550,339.61/x
  3. Step 3: Cross multiply
    731,558.52x = 1,009,895.94 × 550,339.61
  4. Step 4: Simplify right side
    731,558.52x = 555,785,732,710.70
  5. Step 5: Solve for x
    x = 555,785,732,710.70/731,558.52
  6. Step 6: Final answer
    x = 759,728.33

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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.