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Finding the Fourth Proportional to 249,461.82, 374,643.66 and 230,466

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Solution

The fourth proportional to 249,461.82, 374,643.66 and 230,466 is: 346,115.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,461.82 : 374,643.66 = 230,466 : x
  2. Step 2: Convert to fraction form
    249,461.82/374,643.66 = 230,466/x
  3. Step 3: Cross multiply
    249,461.82x = 374,643.66 × 230,466
  4. Step 4: Simplify right side
    249,461.82x = 86,342,625,745.56
  5. Step 5: Solve for x
    x = 86,342,625,745.56/249,461.82
  6. Step 6: Final answer
    x = 346,115.59

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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.