Home / 725,309.78-1,000,617.02-452,904.75

Finding the Fourth Proportional to 725,309.78, 1,000,617.02 and 452,904.75

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Solution

The fourth proportional to 725,309.78, 1,000,617.02 and 452,904.75 is: 624,814.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,309.78 : 1,000,617.02 = 452,904.75 : x
  2. Step 2: Convert to fraction form
    725,309.78/1,000,617.02 = 452,904.75/x
  3. Step 3: Cross multiply
    725,309.78x = 1,000,617.02 × 452,904.75
  4. Step 4: Simplify right side
    725,309.78x = 453,184,199,024.32
  5. Step 5: Solve for x
    x = 453,184,199,024.32/725,309.78
  6. Step 6: Final answer
    x = 624,814.69

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.