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Finding the Fourth Proportional to 604,746.32, 907,414.56 and 380,212.32

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Solution

The fourth proportional to 604,746.32, 907,414.56 and 380,212.32 is: 570,504.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,746.32 : 907,414.56 = 380,212.32 : x
  2. Step 2: Convert to fraction form
    604,746.32/907,414.56 = 380,212.32/x
  3. Step 3: Cross multiply
    604,746.32x = 907,414.56 × 380,212.32
  4. Step 4: Simplify right side
    604,746.32x = 345,010,195,059.38
  5. Step 5: Solve for x
    x = 345,010,195,059.38/604,746.32
  6. Step 6: Final answer
    x = 570,504.00

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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.