Home / 1,199,412.46-1,799,430-357,964.20

Finding the Fourth Proportional to 1,199,412.46, 1,799,430 and 357,964.20

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Solution

The fourth proportional to 1,199,412.46, 1,799,430 and 357,964.20 is: 537,039.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,412.46 : 1,799,430 = 357,964.20 : x
  2. Step 2: Convert to fraction form
    1,199,412.46/1,799,430 = 357,964.20/x
  3. Step 3: Cross multiply
    1,199,412.46x = 1,799,430 × 357,964.20
  4. Step 4: Simplify right side
    1,199,412.46x = 644,131,520,406
  5. Step 5: Solve for x
    x = 644,131,520,406/1,199,412.46
  6. Step 6: Final answer
    x = 537,039.21

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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.