Home / 840,344.56-1,260,516.20-249,368.56

Finding the Fourth Proportional to 840,344.56, 1,260,516.20 and 249,368.56

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Solution

The fourth proportional to 840,344.56, 1,260,516.20 and 249,368.56 is: 374,052.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,344.56 : 1,260,516.20 = 249,368.56 : x
  2. Step 2: Convert to fraction form
    840,344.56/1,260,516.20 = 249,368.56/x
  3. Step 3: Cross multiply
    840,344.56x = 1,260,516.20 × 249,368.56
  4. Step 4: Simplify right side
    840,344.56x = 314,333,109,650.67
  5. Step 5: Solve for x
    x = 314,333,109,650.67/840,344.56
  6. Step 6: Final answer
    x = 374,052.65

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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.