Home / 749,643.50-1,034,508.30-410,119.04

Finding the Fourth Proportional to 749,643.50, 1,034,508.30 and 410,119.04

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Solution

The fourth proportional to 749,643.50, 1,034,508.30 and 410,119.04 is: 565,964.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,643.50 : 1,034,508.30 = 410,119.04 : x
  2. Step 2: Convert to fraction form
    749,643.50/1,034,508.30 = 410,119.04/x
  3. Step 3: Cross multiply
    749,643.50x = 1,034,508.30 × 410,119.04
  4. Step 4: Simplify right side
    749,643.50x = 424,271,550,868.03
  5. Step 5: Solve for x
    x = 424,271,550,868.03/749,643.50
  6. Step 6: Final answer
    x = 565,964.42

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1.5x scale

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.