Home / 443,831.10-665,746.65-177,632.70

Finding the Fourth Proportional to 443,831.10, 665,746.65 and 177,632.70

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Solution

The fourth proportional to 443,831.10, 665,746.65 and 177,632.70 is: 266,449.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,831.10 : 665,746.65 = 177,632.70 : x
  2. Step 2: Convert to fraction form
    443,831.10/665,746.65 = 177,632.70/x
  3. Step 3: Cross multiply
    443,831.10x = 665,746.65 × 177,632.70
  4. Step 4: Simplify right side
    443,831.10x = 118,258,374,955.46
  5. Step 5: Solve for x
    x = 118,258,374,955.46/443,831.10
  6. Step 6: Final answer
    x = 266,449.05

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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.