Home / 975,636.80-1,463,892.60-442,883.60

Finding the Fourth Proportional to 975,636.80, 1,463,892.60 and 442,883.60

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Solution

The fourth proportional to 975,636.80, 1,463,892.60 and 442,883.60 is: 664,523.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,636.80 : 1,463,892.60 = 442,883.60 : x
  2. Step 2: Convert to fraction form
    975,636.80/1,463,892.60 = 442,883.60/x
  3. Step 3: Cross multiply
    975,636.80x = 1,463,892.60 × 442,883.60
  4. Step 4: Simplify right side
    975,636.80x = 648,334,024,701.36
  5. Step 5: Solve for x
    x = 648,334,024,701.36/975,636.80
  6. Step 6: Final answer
    x = 664,523.95

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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.