Home / 735,900.50-1,015,626.90-409,246.08

Finding the Fourth Proportional to 735,900.50, 1,015,626.90 and 409,246.08

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Solution

The fourth proportional to 735,900.50, 1,015,626.90 and 409,246.08 is: 564,806.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,900.50 : 1,015,626.90 = 409,246.08 : x
  2. Step 2: Convert to fraction form
    735,900.50/1,015,626.90 = 409,246.08/x
  3. Step 3: Cross multiply
    735,900.50x = 1,015,626.90 × 409,246.08
  4. Step 4: Simplify right side
    735,900.50x = 415,641,327,567.55
  5. Step 5: Solve for x
    x = 415,641,327,567.55/735,900.50
  6. Step 6: Final answer
    x = 564,806.42

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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.