Home / 277,746.12-383,290.13-150,421.72

Finding the Fourth Proportional to 277,746.12, 383,290.13 and 150,421.72

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Solution

The fourth proportional to 277,746.12, 383,290.13 and 150,421.72 is: 207,582.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,746.12 : 383,290.13 = 150,421.72 : x
  2. Step 2: Convert to fraction form
    277,746.12/383,290.13 = 150,421.72/x
  3. Step 3: Cross multiply
    277,746.12x = 383,290.13 × 150,421.72
  4. Step 4: Simplify right side
    277,746.12x = 57,655,160,613.62
  5. Step 5: Solve for x
    x = 57,655,160,613.62/277,746.12
  6. Step 6: Final answer
    x = 207,582.24

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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.