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Finding the Fourth Proportional to 426,077.24, 587,984.32 and 232,484.88

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Solution

The fourth proportional to 426,077.24, 587,984.32 and 232,484.88 is: 320,827.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,077.24 : 587,984.32 = 232,484.88 : x
  2. Step 2: Convert to fraction form
    426,077.24/587,984.32 = 232,484.88/x
  3. Step 3: Cross multiply
    426,077.24x = 587,984.32 × 232,484.88
  4. Step 4: Simplify right side
    426,077.24x = 136,697,464,077.08
  5. Step 5: Solve for x
    x = 136,697,464,077.08/426,077.24
  6. Step 6: Final answer
    x = 320,827.90

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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.