Home / 1,252,678.65-1,879,001.60-306,057.57

Finding the Fourth Proportional to 1,252,678.65, 1,879,001.60 and 306,057.57

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Solution

The fourth proportional to 1,252,678.65, 1,879,001.60 and 306,057.57 is: 459,082.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252,678.65 : 1,879,001.60 = 306,057.57 : x
  2. Step 2: Convert to fraction form
    1,252,678.65/1,879,001.60 = 306,057.57/x
  3. Step 3: Cross multiply
    1,252,678.65x = 1,879,001.60 × 306,057.57
  4. Step 4: Simplify right side
    1,252,678.65x = 575,082,662,191.82
  5. Step 5: Solve for x
    x = 575,082,662,191.82/1,252,678.65
  6. Step 6: Final answer
    x = 459,082.35

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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.