Home / 452,290.19-678,413-168,036.08

Finding the Fourth Proportional to 452,290.19, 678,413 and 168,036.08

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Solution

The fourth proportional to 452,290.19, 678,413 and 168,036.08 is: 252,045.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,290.19 : 678,413 = 168,036.08 : x
  2. Step 2: Convert to fraction form
    452,290.19/678,413 = 168,036.08/x
  3. Step 3: Cross multiply
    452,290.19x = 678,413 × 168,036.08
  4. Step 4: Simplify right side
    452,290.19x = 113,997,857,748.98
  5. Step 5: Solve for x
    x = 113,997,857,748.98/452,290.19
  6. Step 6: Final answer
    x = 252,045.84

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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.