Home / 672,362.40-1,005,627.60-601,795.20

Finding the Fourth Proportional to 672,362.40, 1,005,627.60 and 601,795.20

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Solution

The fourth proportional to 672,362.40, 1,005,627.60 and 601,795.20 is: 900,082.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,362.40 : 1,005,627.60 = 601,795.20 : x
  2. Step 2: Convert to fraction form
    672,362.40/1,005,627.60 = 601,795.20/x
  3. Step 3: Cross multiply
    672,362.40x = 1,005,627.60 × 601,795.20
  4. Step 4: Simplify right side
    672,362.40x = 605,181,862,667.52
  5. Step 5: Solve for x
    x = 605,181,862,667.52/672,362.40
  6. Step 6: Final answer
    x = 900,082.85

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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.