Home / 755,947.74-1,043,210.67-416,415.18

Finding the Fourth Proportional to 755,947.74, 1,043,210.67 and 416,415.18

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Solution

The fourth proportional to 755,947.74, 1,043,210.67 and 416,415.18 is: 574,654.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,947.74 : 1,043,210.67 = 416,415.18 : x
  2. Step 2: Convert to fraction form
    755,947.74/1,043,210.67 = 416,415.18/x
  3. Step 3: Cross multiply
    755,947.74x = 1,043,210.67 × 416,415.18
  4. Step 4: Simplify right side
    755,947.74x = 434,408,758,925.97
  5. Step 5: Solve for x
    x = 434,408,758,925.97/755,947.74
  6. Step 6: Final answer
    x = 574,654.48

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Double scale
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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.