Home / 347,831.10-521,746.65-277,847.10

Finding the Fourth Proportional to 347,831.10, 521,746.65 and 277,847.10

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Solution

The fourth proportional to 347,831.10, 521,746.65 and 277,847.10 is: 416,770.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,831.10 : 521,746.65 = 277,847.10 : x
  2. Step 2: Convert to fraction form
    347,831.10/521,746.65 = 277,847.10/x
  3. Step 3: Cross multiply
    347,831.10x = 521,746.65 × 277,847.10
  4. Step 4: Simplify right side
    347,831.10x = 144,965,793,637.22
  5. Step 5: Solve for x
    x = 144,965,793,637.22/347,831.10
  6. Step 6: Final answer
    x = 416,770.65

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Similar ratio
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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.