Home / 943,027.72-1,301,376.96-513,306.52

Finding the Fourth Proportional to 943,027.72, 1,301,376.96 and 513,306.52

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Solution

The fourth proportional to 943,027.72, 1,301,376.96 and 513,306.52 is: 708,362.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,027.72 : 1,301,376.96 = 513,306.52 : x
  2. Step 2: Convert to fraction form
    943,027.72/1,301,376.96 = 513,306.52/x
  3. Step 3: Cross multiply
    943,027.72x = 1,301,376.96 × 513,306.52
  4. Step 4: Simplify right side
    943,027.72x = 668,005,278,545.78
  5. Step 5: Solve for x
    x = 668,005,278,545.78/943,027.72
  6. Step 6: Final answer
    x = 708,362.29

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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.