Home / 902,192.60-1,244,867.54-514,831.16

Finding the Fourth Proportional to 902,192.60, 1,244,867.54 and 514,831.16

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Solution

The fourth proportional to 902,192.60, 1,244,867.54 and 514,831.16 is: 710,376.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,192.60 : 1,244,867.54 = 514,831.16 : x
  2. Step 2: Convert to fraction form
    902,192.60/1,244,867.54 = 514,831.16/x
  3. Step 3: Cross multiply
    902,192.60x = 1,244,867.54 × 514,831.16
  4. Step 4: Simplify right side
    902,192.60x = 640,896,600,202.56
  5. Step 5: Solve for x
    x = 640,896,600,202.56/902,192.60
  6. Step 6: Final answer
    x = 710,376.70

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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.