Home / 436,766.96-602,689.56-245,846

Finding the Fourth Proportional to 436,766.96, 602,689.56 and 245,846

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Solution

The fourth proportional to 436,766.96, 602,689.56 and 245,846 is: 339,239.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,766.96 : 602,689.56 = 245,846 : x
  2. Step 2: Convert to fraction form
    436,766.96/602,689.56 = 245,846/x
  3. Step 3: Cross multiply
    436,766.96x = 602,689.56 × 245,846
  4. Step 4: Simplify right side
    436,766.96x = 148,168,817,567.76
  5. Step 5: Solve for x
    x = 148,168,817,567.76/436,766.96
  6. Step 6: Final answer
    x = 339,239.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.