Home / 1,437,556.05-2,156,592.29-490,705.34

Finding the Fourth Proportional to 1,437,556.05, 2,156,592.29 and 490,705.34

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Solution

The fourth proportional to 1,437,556.05, 2,156,592.29 and 490,705.34 is: 736,146.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,556.05 : 2,156,592.29 = 490,705.34 : x
  2. Step 2: Convert to fraction form
    1,437,556.05/2,156,592.29 = 490,705.34/x
  3. Step 3: Cross multiply
    1,437,556.05x = 2,156,592.29 × 490,705.34
  4. Step 4: Simplify right side
    1,437,556.05x = 1,058,251,339,669.34
  5. Step 5: Solve for x
    x = 1,058,251,339,669.34/1,437,556.05
  6. Step 6: Final answer
    x = 736,146.14

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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.