Home / 917,725.55-1,377,428.76-468,761.18

Finding the Fourth Proportional to 917,725.55, 1,377,428.76 and 468,761.18

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Solution

The fourth proportional to 917,725.55, 1,377,428.76 and 468,761.18 is: 703,571.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,725.55 : 1,377,428.76 = 468,761.18 : x
  2. Step 2: Convert to fraction form
    917,725.55/1,377,428.76 = 468,761.18/x
  3. Step 3: Cross multiply
    917,725.55x = 1,377,428.76 × 468,761.18
  4. Step 4: Simplify right side
    917,725.55x = 645,685,124,016.39
  5. Step 5: Solve for x
    x = 645,685,124,016.39/917,725.55
  6. Step 6: Final answer
    x = 703,571.05

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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.