Home / 867,335.59-1,300,255.07-417,437.49

Finding the Fourth Proportional to 867,335.59, 1,300,255.07 and 417,437.49

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Solution

The fourth proportional to 867,335.59, 1,300,255.07 and 417,437.49 is: 625,796.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,335.59 : 1,300,255.07 = 417,437.49 : x
  2. Step 2: Convert to fraction form
    867,335.59/1,300,255.07 = 417,437.49/x
  3. Step 3: Cross multiply
    867,335.59x = 1,300,255.07 × 417,437.49
  4. Step 4: Simplify right side
    867,335.59x = 542,775,212,780.57
  5. Step 5: Solve for x
    x = 542,775,212,780.57/867,335.59
  6. Step 6: Final answer
    x = 625,796.08

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Double scale
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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.