Home / 864,019.59-1,296,248.09-265,011.23

Finding the Fourth Proportional to 864,019.59, 1,296,248.09 and 265,011.23

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Solution

The fourth proportional to 864,019.59, 1,296,248.09 and 265,011.23 is: 397,583.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,019.59 : 1,296,248.09 = 265,011.23 : x
  2. Step 2: Convert to fraction form
    864,019.59/1,296,248.09 = 265,011.23/x
  3. Step 3: Cross multiply
    864,019.59x = 1,296,248.09 × 265,011.23
  4. Step 4: Simplify right side
    864,019.59x = 343,520,292,909.75
  5. Step 5: Solve for x
    x = 343,520,292,909.75/864,019.59
  6. Step 6: Final answer
    x = 397,583.92

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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.