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Finding the Fourth Proportional to 652,389.08, 978,574.98 and 179,074.52

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Solution

The fourth proportional to 652,389.08, 978,574.98 and 179,074.52 is: 268,609.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,389.08 : 978,574.98 = 179,074.52 : x
  2. Step 2: Convert to fraction form
    652,389.08/978,574.98 = 179,074.52/x
  3. Step 3: Cross multiply
    652,389.08x = 978,574.98 × 179,074.52
  4. Step 4: Simplify right side
    652,389.08x = 175,237,844,827.51
  5. Step 5: Solve for x
    x = 175,237,844,827.51/652,389.08
  6. Step 6: Final answer
    x = 268,609.41

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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.