Home / 864,029.59-1,296,263.10-265,021.24

Finding the Fourth Proportional to 864,029.59, 1,296,263.10 and 265,021.24

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Solution

The fourth proportional to 864,029.59, 1,296,263.10 and 265,021.24 is: 397,598.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,029.59 : 1,296,263.10 = 265,021.24 : x
  2. Step 2: Convert to fraction form
    864,029.59/1,296,263.10 = 265,021.24/x
  3. Step 3: Cross multiply
    864,029.59x = 1,296,263.10 × 265,021.24
  4. Step 4: Simplify right side
    864,029.59x = 343,537,254,128.24
  5. Step 5: Solve for x
    x = 343,537,254,128.24/864,029.59
  6. Step 6: Final answer
    x = 397,598.95

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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.