Home / 707,165.28-1,060,750.80-286,449.12

Finding the Fourth Proportional to 707,165.28, 1,060,750.80 and 286,449.12

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Solution

The fourth proportional to 707,165.28, 1,060,750.80 and 286,449.12 is: 429,674.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,165.28 : 1,060,750.80 = 286,449.12 : x
  2. Step 2: Convert to fraction form
    707,165.28/1,060,750.80 = 286,449.12/x
  3. Step 3: Cross multiply
    707,165.28x = 1,060,750.80 × 286,449.12
  4. Step 4: Simplify right side
    707,165.28x = 303,851,133,199.30
  5. Step 5: Solve for x
    x = 303,851,133,199.30/707,165.28
  6. Step 6: Final answer
    x = 429,674.85

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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.