Home / 436,628.66-602,498.79-245,637.95

Finding the Fourth Proportional to 436,628.66, 602,498.79 and 245,637.95

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Solution

The fourth proportional to 436,628.66, 602,498.79 and 245,637.95 is: 338,952.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,628.66 : 602,498.79 = 245,637.95 : x
  2. Step 2: Convert to fraction form
    436,628.66/602,498.79 = 245,637.95/x
  3. Step 3: Cross multiply
    436,628.66x = 602,498.79 × 245,637.95
  4. Step 4: Simplify right side
    436,628.66x = 147,996,564,640.59
  5. Step 5: Solve for x
    x = 147,996,564,640.59/436,628.66
  6. Step 6: Final answer
    x = 338,952.94

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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.