Home / 724,704.26-1,000,184.16-438,226.40

Finding the Fourth Proportional to 724,704.26, 1,000,184.16 and 438,226.40

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Solution

The fourth proportional to 724,704.26, 1,000,184.16 and 438,226.40 is: 604,808.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,704.26 : 1,000,184.16 = 438,226.40 : x
  2. Step 2: Convert to fraction form
    724,704.26/1,000,184.16 = 438,226.40/x
  3. Step 3: Cross multiply
    724,704.26x = 1,000,184.16 × 438,226.40
  4. Step 4: Simplify right side
    724,704.26x = 438,307,103,773.82
  5. Step 5: Solve for x
    x = 438,307,103,773.82/724,704.26
  6. Step 6: Final answer
    x = 604,808.23

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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.