Home / 768,052.60-1,152,953.70-452,687.20

Finding the Fourth Proportional to 768,052.60, 1,152,953.70 and 452,687.20

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Solution

The fourth proportional to 768,052.60, 1,152,953.70 and 452,687.20 is: 679,546.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,052.60 : 1,152,953.70 = 452,687.20 : x
  2. Step 2: Convert to fraction form
    768,052.60/1,152,953.70 = 452,687.20/x
  3. Step 3: Cross multiply
    768,052.60x = 1,152,953.70 × 452,687.20
  4. Step 4: Simplify right side
    768,052.60x = 521,927,382,182.64
  5. Step 5: Solve for x
    x = 521,927,382,182.64/768,052.60
  6. Step 6: Final answer
    x = 679,546.40

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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.