Home / 798,280.25-1,197,420.29-292,650.09

Finding the Fourth Proportional to 798,280.25, 1,197,420.29 and 292,650.09

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Solution

The fourth proportional to 798,280.25, 1,197,420.29 and 292,650.09 is: 438,975.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,280.25 : 1,197,420.29 = 292,650.09 : x
  2. Step 2: Convert to fraction form
    798,280.25/1,197,420.29 = 292,650.09/x
  3. Step 3: Cross multiply
    798,280.25x = 1,197,420.29 × 292,650.09
  4. Step 4: Simplify right side
    798,280.25x = 350,425,154,173.08
  5. Step 5: Solve for x
    x = 350,425,154,173.08/798,280.25
  6. Step 6: Final answer
    x = 438,975.10

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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.