Home / 1,235,056.50-1,704,377.97-669,808.50

Finding the Fourth Proportional to 1,235,056.50, 1,704,377.97 and 669,808.50

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Solution

The fourth proportional to 1,235,056.50, 1,704,377.97 and 669,808.50 is: 924,335.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,056.50 : 1,704,377.97 = 669,808.50 : x
  2. Step 2: Convert to fraction form
    1,235,056.50/1,704,377.97 = 669,808.50/x
  3. Step 3: Cross multiply
    1,235,056.50x = 1,704,377.97 × 669,808.50
  4. Step 4: Simplify right side
    1,235,056.50x = 1,141,606,851,518.74
  5. Step 5: Solve for x
    x = 1,141,606,851,518.74/1,235,056.50
  6. Step 6: Final answer
    x = 924,335.73

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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.