Home / 419,569.04-579,006.03-238,280.94

Finding the Fourth Proportional to 419,569.04, 579,006.03 and 238,280.94

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Solution

The fourth proportional to 419,569.04, 579,006.03 and 238,280.94 is: 328,828.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,569.04 : 579,006.03 = 238,280.94 : x
  2. Step 2: Convert to fraction form
    419,569.04/579,006.03 = 238,280.94/x
  3. Step 3: Cross multiply
    419,569.04x = 579,006.03 × 238,280.94
  4. Step 4: Simplify right side
    419,569.04x = 137,966,101,094.07
  5. Step 5: Solve for x
    x = 137,966,101,094.07/419,569.04
  6. Step 6: Final answer
    x = 328,828.13

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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.