Home / 388,946.10-583,185.78-152,006.52

Finding the Fourth Proportional to 388,946.10, 583,185.78 and 152,006.52

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Solution

The fourth proportional to 388,946.10, 583,185.78 and 152,006.52 is: 227,918.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,946.10 : 583,185.78 = 152,006.52 : x
  2. Step 2: Convert to fraction form
    388,946.10/583,185.78 = 152,006.52/x
  3. Step 3: Cross multiply
    388,946.10x = 583,185.78 × 152,006.52
  4. Step 4: Simplify right side
    388,946.10x = 88,648,040,931.29
  5. Step 5: Solve for x
    x = 88,648,040,931.29/388,946.10
  6. Step 6: Final answer
    x = 227,918.58

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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.