Home / 927,831.87-1,280,387.16-540,623.16

Finding the Fourth Proportional to 927,831.87, 1,280,387.16 and 540,623.16

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Solution

The fourth proportional to 927,831.87, 1,280,387.16 and 540,623.16 is: 746,047.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,831.87 : 1,280,387.16 = 540,623.16 : x
  2. Step 2: Convert to fraction form
    927,831.87/1,280,387.16 = 540,623.16/x
  3. Step 3: Cross multiply
    927,831.87x = 1,280,387.16 × 540,623.16
  4. Step 4: Simplify right side
    927,831.87x = 692,206,952,462.63
  5. Step 5: Solve for x
    x = 692,206,952,462.63/927,831.87
  6. Step 6: Final answer
    x = 746,047.83

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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.