Home / 963,787.14-1,447,004.79-490,790.34

Finding the Fourth Proportional to 963,787.14, 1,447,004.79 and 490,790.34

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Solution

The fourth proportional to 963,787.14, 1,447,004.79 and 490,790.34 is: 736,859.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,787.14 : 1,447,004.79 = 490,790.34 : x
  2. Step 2: Convert to fraction form
    963,787.14/1,447,004.79 = 490,790.34/x
  3. Step 3: Cross multiply
    963,787.14x = 1,447,004.79 × 490,790.34
  4. Step 4: Simplify right side
    963,787.14x = 710,175,972,865.73
  5. Step 5: Solve for x
    x = 710,175,972,865.73/963,787.14
  6. Step 6: Final answer
    x = 736,859.77

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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.