Home / 725,748.12-1,001,566.58-403,463.60

Finding the Fourth Proportional to 725,748.12, 1,001,566.58 and 403,463.60

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Solution

The fourth proportional to 725,748.12, 1,001,566.58 and 403,463.60 is: 556,798.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,748.12 : 1,001,566.58 = 403,463.60 : x
  2. Step 2: Convert to fraction form
    725,748.12/1,001,566.58 = 403,463.60/x
  3. Step 3: Cross multiply
    725,748.12x = 1,001,566.58 × 403,463.60
  4. Step 4: Simplify right side
    725,748.12x = 404,095,656,511.23
  5. Step 5: Solve for x
    x = 404,095,656,511.23/725,748.12
  6. Step 6: Final answer
    x = 556,798.77

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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.