Home / 707,850.32-1,060,725.51-519,943.28

Finding the Fourth Proportional to 707,850.32, 1,060,725.51 and 519,943.28

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Solution

The fourth proportional to 707,850.32, 1,060,725.51 and 519,943.28 is: 779,143.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,850.32 : 1,060,725.51 = 519,943.28 : x
  2. Step 2: Convert to fraction form
    707,850.32/1,060,725.51 = 519,943.28/x
  3. Step 3: Cross multiply
    707,850.32x = 1,060,725.51 × 519,943.28
  4. Step 4: Simplify right side
    707,850.32x = 551,517,095,545.45
  5. Step 5: Solve for x
    x = 551,517,095,545.45/707,850.32
  6. Step 6: Final answer
    x = 779,143.67

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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.