Home / 927,943.92-1,280,541.24-540,734.67

Finding the Fourth Proportional to 927,943.92, 1,280,541.24 and 540,734.67

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Solution

The fourth proportional to 927,943.92, 1,280,541.24 and 540,734.67 is: 746,201.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,943.92 : 1,280,541.24 = 540,734.67 : x
  2. Step 2: Convert to fraction form
    927,943.92/1,280,541.24 = 540,734.67/x
  3. Step 3: Cross multiply
    927,943.92x = 1,280,541.24 × 540,734.67
  4. Step 4: Simplify right side
    927,943.92x = 692,433,044,832.79
  5. Step 5: Solve for x
    x = 692,433,044,832.79/927,943.92
  6. Step 6: Final answer
    x = 746,201.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.