Home / 572,966.50-859,449.90-213,090.33

Finding the Fourth Proportional to 572,966.50, 859,449.90 and 213,090.33

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Solution

The fourth proportional to 572,966.50, 859,449.90 and 213,090.33 is: 319,635.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,966.50 : 859,449.90 = 213,090.33 : x
  2. Step 2: Convert to fraction form
    572,966.50/859,449.90 = 213,090.33/x
  3. Step 3: Cross multiply
    572,966.50x = 859,449.90 × 213,090.33
  4. Step 4: Simplify right side
    572,966.50x = 183,140,458,512.22
  5. Step 5: Solve for x
    x = 183,140,458,512.22/572,966.50
  6. Step 6: Final answer
    x = 319,635.55

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Double scale
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Similar ratio
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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.