Home / 768,000.60-1,153,313.10-502,936.20

Finding the Fourth Proportional to 768,000.60, 1,153,313.10 and 502,936.20

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Solution

The fourth proportional to 768,000.60, 1,153,313.10 and 502,936.20 is: 755,263.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,000.60 : 1,153,313.10 = 502,936.20 : x
  2. Step 2: Convert to fraction form
    768,000.60/1,153,313.10 = 502,936.20/x
  3. Step 3: Cross multiply
    768,000.60x = 1,153,313.10 × 502,936.20
  4. Step 4: Simplify right side
    768,000.60x = 580,042,907,924.22
  5. Step 5: Solve for x
    x = 580,042,907,924.22/768,000.60
  6. Step 6: Final answer
    x = 755,263.61

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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.