Home / 972,291.60-1,458,437.40-635,712.30

Finding the Fourth Proportional to 972,291.60, 1,458,437.40 and 635,712.30

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Solution

The fourth proportional to 972,291.60, 1,458,437.40 and 635,712.30 is: 953,568.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,291.60 : 1,458,437.40 = 635,712.30 : x
  2. Step 2: Convert to fraction form
    972,291.60/1,458,437.40 = 635,712.30/x
  3. Step 3: Cross multiply
    972,291.60x = 1,458,437.40 × 635,712.30
  4. Step 4: Simplify right side
    972,291.60x = 927,146,593,960.02
  5. Step 5: Solve for x
    x = 927,146,593,960.02/972,291.60
  6. Step 6: Final answer
    x = 953,568.45

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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.