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Finding the Fourth Proportional to 587,042.42, 880,529.90 and 348,670.45

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Solution

The fourth proportional to 587,042.42, 880,529.90 and 348,670.45 is: 522,985.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,042.42 : 880,529.90 = 348,670.45 : x
  2. Step 2: Convert to fraction form
    587,042.42/880,529.90 = 348,670.45/x
  3. Step 3: Cross multiply
    587,042.42x = 880,529.90 × 348,670.45
  4. Step 4: Simplify right side
    587,042.42x = 307,014,750,325.45
  5. Step 5: Solve for x
    x = 307,014,750,325.45/587,042.42
  6. Step 6: Final answer
    x = 522,985.63

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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.