Home / 374,220.46-516,970.65-323,831.98

Finding the Fourth Proportional to 374,220.46, 516,970.65 and 323,831.98

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Solution

The fourth proportional to 374,220.46, 516,970.65 and 323,831.98 is: 447,360.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,220.46 : 516,970.65 = 323,831.98 : x
  2. Step 2: Convert to fraction form
    374,220.46/516,970.65 = 323,831.98/x
  3. Step 3: Cross multiply
    374,220.46x = 516,970.65 × 323,831.98
  4. Step 4: Simplify right side
    374,220.46x = 167,411,629,191.39
  5. Step 5: Solve for x
    x = 167,411,629,191.39/374,220.46
  6. Step 6: Final answer
    x = 447,360.97

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1.5x scale

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.