Home / 212,598.03-318,897.44-199,607.25

Finding the Fourth Proportional to 212,598.03, 318,897.44 and 199,607.25

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Solution

The fourth proportional to 212,598.03, 318,897.44 and 199,607.25 is: 299,411.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,598.03 : 318,897.44 = 199,607.25 : x
  2. Step 2: Convert to fraction form
    212,598.03/318,897.44 = 199,607.25/x
  3. Step 3: Cross multiply
    212,598.03x = 318,897.44 × 199,607.25
  4. Step 4: Simplify right side
    212,598.03x = 63,654,241,030.44
  5. Step 5: Solve for x
    x = 63,654,241,030.44/212,598.03
  6. Step 6: Final answer
    x = 299,411.25

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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.