Home / 997,639.61-1,366,771.35-960,278.14

Finding the Fourth Proportional to 997,639.61, 1,366,771.35 and 960,278.14

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Solution

The fourth proportional to 997,639.61, 1,366,771.35 and 960,278.14 is: 1,315,585.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,639.61 : 1,366,771.35 = 960,278.14 : x
  2. Step 2: Convert to fraction form
    997,639.61/1,366,771.35 = 960,278.14/x
  3. Step 3: Cross multiply
    997,639.61x = 1,366,771.35 × 960,278.14
  4. Step 4: Simplify right side
    997,639.61x = 1,312,480,639,302.36
  5. Step 5: Solve for x
    x = 1,312,480,639,302.36/997,639.61
  6. Step 6: Final answer
    x = 1,315,585.93

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.