Home / 382,810.10-528,272.73-213,044.24

Finding the Fourth Proportional to 382,810.10, 528,272.73 and 213,044.24

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Solution

The fourth proportional to 382,810.10, 528,272.73 and 213,044.24 is: 293,998.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,810.10 : 528,272.73 = 213,044.24 : x
  2. Step 2: Convert to fraction form
    382,810.10/528,272.73 = 213,044.24/x
  3. Step 3: Cross multiply
    382,810.10x = 528,272.73 × 213,044.24
  4. Step 4: Simplify right side
    382,810.10x = 112,545,462,275.58
  5. Step 5: Solve for x
    x = 112,545,462,275.58/382,810.10
  6. Step 6: Final answer
    x = 293,998.15

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1.5x scale

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.