Home / 975,008.44-1,462,333.38-442,401.40

Finding the Fourth Proportional to 975,008.44, 1,462,333.38 and 442,401.40

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Solution

The fourth proportional to 975,008.44, 1,462,333.38 and 442,401.40 is: 663,520.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,008.44 : 1,462,333.38 = 442,401.40 : x
  2. Step 2: Convert to fraction form
    975,008.44/1,462,333.38 = 442,401.40/x
  3. Step 3: Cross multiply
    975,008.44x = 1,462,333.38 × 442,401.40
  4. Step 4: Simplify right side
    975,008.44x = 646,938,334,578.73
  5. Step 5: Solve for x
    x = 646,938,334,578.73/975,008.44
  6. Step 6: Final answer
    x = 663,520.75

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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.