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Finding the Fourth Proportional to 570,467.36, 855,689.52 and 196,482.08

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Solution

The fourth proportional to 570,467.36, 855,689.52 and 196,482.08 is: 294,719.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,467.36 : 855,689.52 = 196,482.08 : x
  2. Step 2: Convert to fraction form
    570,467.36/855,689.52 = 196,482.08/x
  3. Step 3: Cross multiply
    570,467.36x = 855,689.52 × 196,482.08
  4. Step 4: Simplify right side
    570,467.36x = 168,127,656,723.80
  5. Step 5: Solve for x
    x = 168,127,656,723.80/570,467.36
  6. Step 6: Final answer
    x = 294,719.15

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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.