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Finding the Fourth Proportional to 673,177.62, 928,987.72 and 367,260.86

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Solution

The fourth proportional to 673,177.62, 928,987.72 and 367,260.86 is: 506,821.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,177.62 : 928,987.72 = 367,260.86 : x
  2. Step 2: Convert to fraction form
    673,177.62/928,987.72 = 367,260.86/x
  3. Step 3: Cross multiply
    673,177.62x = 928,987.72 × 367,260.86
  4. Step 4: Simplify right side
    673,177.62x = 341,180,828,976.64
  5. Step 5: Solve for x
    x = 341,180,828,976.64/673,177.62
  6. Step 6: Final answer
    x = 506,821.41

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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.