Home / 737,346.47-1,106,019.71-421,581.95

Finding the Fourth Proportional to 737,346.47, 1,106,019.71 and 421,581.95

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Solution

The fourth proportional to 737,346.47, 1,106,019.71 and 421,581.95 is: 632,372.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,346.47 : 1,106,019.71 = 421,581.95 : x
  2. Step 2: Convert to fraction form
    737,346.47/1,106,019.71 = 421,581.95/x
  3. Step 3: Cross multiply
    737,346.47x = 1,106,019.71 × 421,581.95
  4. Step 4: Simplify right side
    737,346.47x = 466,277,938,442.23
  5. Step 5: Solve for x
    x = 466,277,938,442.23/737,346.47
  6. Step 6: Final answer
    x = 632,372.92

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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.