Home / 390,524.02-585,671.20-165,882.67

Finding the Fourth Proportional to 390,524.02, 585,671.20 and 165,882.67

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Solution

The fourth proportional to 390,524.02, 585,671.20 and 165,882.67 is: 248,775.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    390,524.02 : 585,671.20 = 165,882.67 : x
  2. Step 2: Convert to fraction form
    390,524.02/585,671.20 = 165,882.67/x
  3. Step 3: Cross multiply
    390,524.02x = 585,671.20 × 165,882.67
  4. Step 4: Simplify right side
    390,524.02x = 97,152,700,519.22
  5. Step 5: Solve for x
    x = 97,152,700,519.22/390,524.02
  6. Step 6: Final answer
    x = 248,775.23

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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.