Home / 499,154.03-748,808.46-210,966.89

Finding the Fourth Proportional to 499,154.03, 748,808.46 and 210,966.89

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Solution

The fourth proportional to 499,154.03, 748,808.46 and 210,966.89 is: 316,483.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,154.03 : 748,808.46 = 210,966.89 : x
  2. Step 2: Convert to fraction form
    499,154.03/748,808.46 = 210,966.89/x
  3. Step 3: Cross multiply
    499,154.03x = 748,808.46 × 210,966.89
  4. Step 4: Simplify right side
    499,154.03x = 157,973,788,267.85
  5. Step 5: Solve for x
    x = 157,973,788,267.85/499,154.03
  6. Step 6: Final answer
    x = 316,483.05

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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.