Home / 864,320.10-1,296,469.69-224,567.20

Finding the Fourth Proportional to 864,320.10, 1,296,469.69 and 224,567.20

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Solution

The fourth proportional to 864,320.10, 1,296,469.69 and 224,567.20 is: 336,848.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,320.10 : 1,296,469.69 = 224,567.20 : x
  2. Step 2: Convert to fraction form
    864,320.10/1,296,469.69 = 224,567.20/x
  3. Step 3: Cross multiply
    864,320.10x = 1,296,469.69 × 224,567.20
  4. Step 4: Simplify right side
    864,320.10x = 291,144,568,168.17
  5. Step 5: Solve for x
    x = 291,144,568,168.17/864,320.10
  6. Step 6: Final answer
    x = 336,848.08

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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.