Home / 725,412.60-1,087,049.70-526,152.60

Finding the Fourth Proportional to 725,412.60, 1,087,049.70 and 526,152.60

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Solution

The fourth proportional to 725,412.60, 1,087,049.70 and 526,152.60 is: 788,453.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,412.60 : 1,087,049.70 = 526,152.60 : x
  2. Step 2: Convert to fraction form
    725,412.60/1,087,049.70 = 526,152.60/x
  3. Step 3: Cross multiply
    725,412.60x = 1,087,049.70 × 526,152.60
  4. Step 4: Simplify right side
    725,412.60x = 571,954,025,984.22
  5. Step 5: Solve for x
    x = 571,954,025,984.22/725,412.60
  6. Step 6: Final answer
    x = 788,453.39

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Double scale
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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.