Home / 436,864.30-602,871.51-245,877.69

Finding the Fourth Proportional to 436,864.30, 602,871.51 and 245,877.69

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Solution

The fourth proportional to 436,864.30, 602,871.51 and 245,877.69 is: 339,310.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,864.30 : 602,871.51 = 245,877.69 : x
  2. Step 2: Convert to fraction form
    436,864.30/602,871.51 = 245,877.69/x
  3. Step 3: Cross multiply
    436,864.30x = 602,871.51 × 245,877.69
  4. Step 4: Simplify right side
    436,864.30x = 148,232,656,045.36
  5. Step 5: Solve for x
    x = 148,232,656,045.36/436,864.30
  6. Step 6: Final answer
    x = 339,310.52

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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.