Home / 803,264.54-1,108,576.76-440,758.98

Finding the Fourth Proportional to 803,264.54, 1,108,576.76 and 440,758.98

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Solution

The fourth proportional to 803,264.54, 1,108,576.76 and 440,758.98 is: 608,286.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,264.54 : 1,108,576.76 = 440,758.98 : x
  2. Step 2: Convert to fraction form
    803,264.54/1,108,576.76 = 440,758.98/x
  3. Step 3: Cross multiply
    803,264.54x = 1,108,576.76 × 440,758.98
  4. Step 4: Simplify right side
    803,264.54x = 488,615,159,785.51
  5. Step 5: Solve for x
    x = 488,615,159,785.51/803,264.54
  6. Step 6: Final answer
    x = 608,286.73

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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.