Home / 1,046,946.27-1,570,232.58-278,448.36

Finding the Fourth Proportional to 1,046,946.27, 1,570,232.58 and 278,448.36

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Solution

The fourth proportional to 1,046,946.27, 1,570,232.58 and 278,448.36 is: 417,622.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,046,946.27 : 1,570,232.58 = 278,448.36 : x
  2. Step 2: Convert to fraction form
    1,046,946.27/1,570,232.58 = 278,448.36/x
  3. Step 3: Cross multiply
    1,046,946.27x = 1,570,232.58 × 278,448.36
  4. Step 4: Simplify right side
    1,046,946.27x = 437,228,686,719.57
  5. Step 5: Solve for x
    x = 437,228,686,719.57/1,046,946.27
  6. Step 6: Final answer
    x = 417,622.85

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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.