Home / 934,482.60-1,401,723.90-343,429.80

Finding the Fourth Proportional to 934,482.60, 1,401,723.90 and 343,429.80

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Solution

The fourth proportional to 934,482.60, 1,401,723.90 and 343,429.80 is: 515,144.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,482.60 : 1,401,723.90 = 343,429.80 : x
  2. Step 2: Convert to fraction form
    934,482.60/1,401,723.90 = 343,429.80/x
  3. Step 3: Cross multiply
    934,482.60x = 1,401,723.90 × 343,429.80
  4. Step 4: Simplify right side
    934,482.60x = 481,393,758,632.22
  5. Step 5: Solve for x
    x = 481,393,758,632.22/934,482.60
  6. Step 6: Final answer
    x = 515,144.70

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1.5x scale

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.