Home / 894,750.87-1,235,213.64-690,342.51

Finding the Fourth Proportional to 894,750.87, 1,235,213.64 and 690,342.51

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Solution

The fourth proportional to 894,750.87, 1,235,213.64 and 690,342.51 is: 953,025.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,750.87 : 1,235,213.64 = 690,342.51 : x
  2. Step 2: Convert to fraction form
    894,750.87/1,235,213.64 = 690,342.51/x
  3. Step 3: Cross multiply
    894,750.87x = 1,235,213.64 × 690,342.51
  4. Step 4: Simplify right side
    894,750.87x = 852,720,484,623.84
  5. Step 5: Solve for x
    x = 852,720,484,623.84/894,750.87
  6. Step 6: Final answer
    x = 953,025.60

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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.