Home / 769,817.60-1,154,752.80-237,334.40

Finding the Fourth Proportional to 769,817.60, 1,154,752.80 and 237,334.40

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Solution

The fourth proportional to 769,817.60, 1,154,752.80 and 237,334.40 is: 356,009.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,817.60 : 1,154,752.80 = 237,334.40 : x
  2. Step 2: Convert to fraction form
    769,817.60/1,154,752.80 = 237,334.40/x
  3. Step 3: Cross multiply
    769,817.60x = 1,154,752.80 × 237,334.40
  4. Step 4: Simplify right side
    769,817.60x = 274,062,562,936.32
  5. Step 5: Solve for x
    x = 274,062,562,936.32/769,817.60
  6. Step 6: Final answer
    x = 356,009.74

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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.