Home / 382,476.04-527,829.94-210,401.32

Finding the Fourth Proportional to 382,476.04, 527,829.94 and 210,401.32

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Solution

The fourth proportional to 382,476.04, 527,829.94 and 210,401.32 is: 290,360.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,476.04 : 527,829.94 = 210,401.32 : x
  2. Step 2: Convert to fraction form
    382,476.04/527,829.94 = 210,401.32/x
  3. Step 3: Cross multiply
    382,476.04x = 527,829.94 × 210,401.32
  4. Step 4: Simplify right side
    382,476.04x = 111,056,116,111.52
  5. Step 5: Solve for x
    x = 111,056,116,111.52/382,476.04
  6. Step 6: Final answer
    x = 290,360.98

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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.