Home / 849,291-1,274,133.34-288,325.50

Finding the Fourth Proportional to 849,291, 1,274,133.34 and 288,325.50

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Solution

The fourth proportional to 849,291, 1,274,133.34 and 288,325.50 is: 432,555.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,291 : 1,274,133.34 = 288,325.50 : x
  2. Step 2: Convert to fraction form
    849,291/1,274,133.34 = 288,325.50/x
  3. Step 3: Cross multiply
    849,291x = 1,274,133.34 × 288,325.50
  4. Step 4: Simplify right side
    849,291x = 367,365,132,322.17
  5. Step 5: Solve for x
    x = 367,365,132,322.17/849,291
  6. Step 6: Final answer
    x = 432,555.08

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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.