Home / 1,243,024.56-1,864,630.80-344,455.92

Finding the Fourth Proportional to 1,243,024.56, 1,864,630.80 and 344,455.92

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Solution

The fourth proportional to 1,243,024.56, 1,864,630.80 and 344,455.92 is: 516,709.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243,024.56 : 1,864,630.80 = 344,455.92 : x
  2. Step 2: Convert to fraction form
    1,243,024.56/1,864,630.80 = 344,455.92/x
  3. Step 3: Cross multiply
    1,243,024.56x = 1,864,630.80 × 344,455.92
  4. Step 4: Simplify right side
    1,243,024.56x = 642,283,117,674.34
  5. Step 5: Solve for x
    x = 642,283,117,674.34/1,243,024.56
  6. Step 6: Final answer
    x = 516,709.92

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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.