Home / 918,868.05-1,378,347.18-244,955.39

Finding the Fourth Proportional to 918,868.05, 1,378,347.18 and 244,955.39

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Solution

The fourth proportional to 918,868.05, 1,378,347.18 and 244,955.39 is: 367,445.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,868.05 : 1,378,347.18 = 244,955.39 : x
  2. Step 2: Convert to fraction form
    918,868.05/1,378,347.18 = 244,955.39/x
  3. Step 3: Cross multiply
    918,868.05x = 1,378,347.18 × 244,955.39
  4. Step 4: Simplify right side
    918,868.05x = 337,633,572,353.06
  5. Step 5: Solve for x
    x = 337,633,572,353.06/918,868.05
  6. Step 6: Final answer
    x = 367,445.11

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1.5x scale

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.