Home / 498,434.10-747,631.69-166,010.10

Finding the Fourth Proportional to 498,434.10, 747,631.69 and 166,010.10

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Solution

The fourth proportional to 498,434.10, 747,631.69 and 166,010.10 is: 249,008.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,434.10 : 747,631.69 = 166,010.10 : x
  2. Step 2: Convert to fraction form
    498,434.10/747,631.69 = 166,010.10/x
  3. Step 3: Cross multiply
    498,434.10x = 747,631.69 × 166,010.10
  4. Step 4: Simplify right side
    498,434.10x = 124,114,411,620.07
  5. Step 5: Solve for x
    x = 124,114,411,620.07/498,434.10
  6. Step 6: Final answer
    x = 249,008.67

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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.