Home / 746,077.18-1,119,392.86-518,252.76

Finding the Fourth Proportional to 746,077.18, 1,119,392.86 and 518,252.76

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Solution

The fourth proportional to 746,077.18, 1,119,392.86 and 518,252.76 is: 777,571.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,077.18 : 1,119,392.86 = 518,252.76 : x
  2. Step 2: Convert to fraction form
    746,077.18/1,119,392.86 = 518,252.76/x
  3. Step 3: Cross multiply
    746,077.18x = 1,119,392.86 × 518,252.76
  4. Step 4: Simplify right side
    746,077.18x = 580,128,439,219.29
  5. Step 5: Solve for x
    x = 580,128,439,219.29/746,077.18
  6. Step 6: Final answer
    x = 777,571.62

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Double scale
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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.