Home / 851,455.90-1,277,100.92-346,047.18

Finding the Fourth Proportional to 851,455.90, 1,277,100.92 and 346,047.18

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Solution

The fourth proportional to 851,455.90, 1,277,100.92 and 346,047.18 is: 519,037.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,455.90 : 1,277,100.92 = 346,047.18 : x
  2. Step 2: Convert to fraction form
    851,455.90/1,277,100.92 = 346,047.18/x
  3. Step 3: Cross multiply
    851,455.90x = 1,277,100.92 × 346,047.18
  4. Step 4: Simplify right side
    851,455.90x = 441,937,171,941.41
  5. Step 5: Solve for x
    x = 441,937,171,941.41/851,455.90
  6. Step 6: Final answer
    x = 519,037.07

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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.