Home / 696,058.80-1,045,643.40-669,620.40

Finding the Fourth Proportional to 696,058.80, 1,045,643.40 and 669,620.40

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Solution

The fourth proportional to 696,058.80, 1,045,643.40 and 669,620.40 is: 1,005,926.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,058.80 : 1,045,643.40 = 669,620.40 : x
  2. Step 2: Convert to fraction form
    696,058.80/1,045,643.40 = 669,620.40/x
  3. Step 3: Cross multiply
    696,058.80x = 1,045,643.40 × 669,620.40
  4. Step 4: Simplify right side
    696,058.80x = 700,184,151,765.36
  5. Step 5: Solve for x
    x = 700,184,151,765.36/696,058.80
  6. Step 6: Final answer
    x = 1,005,926.73

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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.