Home / 495,887.40-743,831.10-158,927.40

Finding the Fourth Proportional to 495,887.40, 743,831.10 and 158,927.40

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Solution

The fourth proportional to 495,887.40, 743,831.10 and 158,927.40 is: 238,391.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,887.40 : 743,831.10 = 158,927.40 : x
  2. Step 2: Convert to fraction form
    495,887.40/743,831.10 = 158,927.40/x
  3. Step 3: Cross multiply
    495,887.40x = 743,831.10 × 158,927.40
  4. Step 4: Simplify right side
    495,887.40x = 118,215,142,762.14
  5. Step 5: Solve for x
    x = 118,215,142,762.14/495,887.40
  6. Step 6: Final answer
    x = 238,391.10

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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.