Home / 907,620.30-1,361,430.45-374,964.30

Finding the Fourth Proportional to 907,620.30, 1,361,430.45 and 374,964.30

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Solution

The fourth proportional to 907,620.30, 1,361,430.45 and 374,964.30 is: 562,446.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,620.30 : 1,361,430.45 = 374,964.30 : x
  2. Step 2: Convert to fraction form
    907,620.30/1,361,430.45 = 374,964.30/x
  3. Step 3: Cross multiply
    907,620.30x = 1,361,430.45 × 374,964.30
  4. Step 4: Simplify right side
    907,620.30x = 510,487,815,682.94
  5. Step 5: Solve for x
    x = 510,487,815,682.94/907,620.30
  6. Step 6: Final answer
    x = 562,446.45

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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.