Home / 1,257,040.59-1,885,578.18-358,482.42

Finding the Fourth Proportional to 1,257,040.59, 1,885,578.18 and 358,482.42

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Solution

The fourth proportional to 1,257,040.59, 1,885,578.18 and 358,482.42 is: 537,728.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,040.59 : 1,885,578.18 = 358,482.42 : x
  2. Step 2: Convert to fraction form
    1,257,040.59/1,885,578.18 = 358,482.42/x
  3. Step 3: Cross multiply
    1,257,040.59x = 1,885,578.18 × 358,482.42
  4. Step 4: Simplify right side
    1,257,040.59x = 675,946,629,065.60
  5. Step 5: Solve for x
    x = 675,946,629,065.60/1,257,040.59
  6. Step 6: Final answer
    x = 537,728.56

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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.