Home / 942,842.40-1,301,097.50-513,113.30

Finding the Fourth Proportional to 942,842.40, 1,301,097.50 and 513,113.30

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Solution

The fourth proportional to 942,842.40, 1,301,097.50 and 513,113.30 is: 708,082.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,842.40 : 1,301,097.50 = 513,113.30 : x
  2. Step 2: Convert to fraction form
    942,842.40/1,301,097.50 = 513,113.30/x
  3. Step 3: Cross multiply
    942,842.40x = 1,301,097.50 × 513,113.30
  4. Step 4: Simplify right side
    942,842.40x = 667,610,431,846.75
  5. Step 5: Solve for x
    x = 667,610,431,846.75/942,842.40
  6. Step 6: Final answer
    x = 708,082.74

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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.