Home / 769,497.40-1,154,265.90-364,594.60

Finding the Fourth Proportional to 769,497.40, 1,154,265.90 and 364,594.60

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Solution

The fourth proportional to 769,497.40, 1,154,265.90 and 364,594.60 is: 546,901.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,497.40 : 1,154,265.90 = 364,594.60 : x
  2. Step 2: Convert to fraction form
    769,497.40/1,154,265.90 = 364,594.60/x
  3. Step 3: Cross multiply
    769,497.40x = 1,154,265.90 × 364,594.60
  4. Step 4: Simplify right side
    769,497.40x = 420,839,114,104.14
  5. Step 5: Solve for x
    x = 420,839,114,104.14/769,497.40
  6. Step 6: Final answer
    x = 546,901.28

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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.