Home / 1,051,679.79-1,577,208.28-293,338.40

Finding the Fourth Proportional to 1,051,679.79, 1,577,208.28 and 293,338.40

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Solution

The fourth proportional to 1,051,679.79, 1,577,208.28 and 293,338.40 is: 439,920.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,679.79 : 1,577,208.28 = 293,338.40 : x
  2. Step 2: Convert to fraction form
    1,051,679.79/1,577,208.28 = 293,338.40/x
  3. Step 3: Cross multiply
    1,051,679.79x = 1,577,208.28 × 293,338.40
  4. Step 4: Simplify right side
    1,051,679.79x = 462,655,753,321.95
  5. Step 5: Solve for x
    x = 462,655,753,321.95/1,051,679.79
  6. Step 6: Final answer
    x = 439,920.74

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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.