Home / 630,001.82-869,383.50-343,527.50

Finding the Fourth Proportional to 630,001.82, 869,383.50 and 343,527.50

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Solution

The fourth proportional to 630,001.82, 869,383.50 and 343,527.50 is: 474,057.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,001.82 : 869,383.50 = 343,527.50 : x
  2. Step 2: Convert to fraction form
    630,001.82/869,383.50 = 343,527.50/x
  3. Step 3: Cross multiply
    630,001.82x = 869,383.50 × 343,527.50
  4. Step 4: Simplify right side
    630,001.82x = 298,657,140,296.25
  5. Step 5: Solve for x
    x = 298,657,140,296.25/630,001.82
  6. Step 6: Final answer
    x = 474,057.58

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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.