Home / 849,308.50-1,274,159.58-288,343

Finding the Fourth Proportional to 849,308.50, 1,274,159.58 and 288,343

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Solution

The fourth proportional to 849,308.50, 1,274,159.58 and 288,343 is: 432,581.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,308.50 : 1,274,159.58 = 288,343 : x
  2. Step 2: Convert to fraction form
    849,308.50/1,274,159.58 = 288,343/x
  3. Step 3: Cross multiply
    849,308.50x = 1,274,159.58 × 288,343
  4. Step 4: Simplify right side
    849,308.50x = 367,394,995,775.94
  5. Step 5: Solve for x
    x = 367,394,995,775.94/849,308.50
  6. Step 6: Final answer
    x = 432,581.32

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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.