Home / 675,025.61-1,012,539.40-275,666.39

Finding the Fourth Proportional to 675,025.61, 1,012,539.40 and 275,666.39

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Solution

The fourth proportional to 675,025.61, 1,012,539.40 and 275,666.39 is: 413,499.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,025.61 : 1,012,539.40 = 275,666.39 : x
  2. Step 2: Convert to fraction form
    675,025.61/1,012,539.40 = 275,666.39/x
  3. Step 3: Cross multiply
    675,025.61x = 1,012,539.40 × 275,666.39
  4. Step 4: Simplify right side
    675,025.61x = 279,123,081,130.77
  5. Step 5: Solve for x
    x = 279,123,081,130.77/675,025.61
  6. Step 6: Final answer
    x = 413,499.99

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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.