Home / 417,348.86-575,938.55-226,362.40

Finding the Fourth Proportional to 417,348.86, 575,938.55 and 226,362.40

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Solution

The fourth proportional to 417,348.86, 575,938.55 and 226,362.40 is: 312,378.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,348.86 : 575,938.55 = 226,362.40 : x
  2. Step 2: Convert to fraction form
    417,348.86/575,938.55 = 226,362.40/x
  3. Step 3: Cross multiply
    417,348.86x = 575,938.55 × 226,362.40
  4. Step 4: Simplify right side
    417,348.86x = 130,370,831,556.58
  5. Step 5: Solve for x
    x = 130,370,831,556.58/417,348.86
  6. Step 6: Final answer
    x = 312,378.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.