Home / 629,079.16-942,831.80-495,431.58

Finding the Fourth Proportional to 629,079.16, 942,831.80 and 495,431.58

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Solution

The fourth proportional to 629,079.16, 942,831.80 and 495,431.58 is: 742,527.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,079.16 : 942,831.80 = 495,431.58 : x
  2. Step 2: Convert to fraction form
    629,079.16/942,831.80 = 495,431.58/x
  3. Step 3: Cross multiply
    629,079.16x = 942,831.80 × 495,431.58
  4. Step 4: Simplify right side
    629,079.16x = 467,108,648,348.24
  5. Step 5: Solve for x
    x = 467,108,648,348.24/629,079.16
  6. Step 6: Final answer
    x = 742,527.62

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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.