Home / 443,526.95-612,067.43-239,577.87

Finding the Fourth Proportional to 443,526.95, 612,067.43 and 239,577.87

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Solution

The fourth proportional to 443,526.95, 612,067.43 and 239,577.87 is: 330,617.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,526.95 : 612,067.43 = 239,577.87 : x
  2. Step 2: Convert to fraction form
    443,526.95/612,067.43 = 239,577.87/x
  3. Step 3: Cross multiply
    443,526.95x = 612,067.43 × 239,577.87
  4. Step 4: Simplify right side
    443,526.95x = 146,637,811,175.77
  5. Step 5: Solve for x
    x = 146,637,811,175.77/443,526.95
  6. Step 6: Final answer
    x = 330,617.59

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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.