Home / 851,782.96-1,175,474.61-464,598.51

Finding the Fourth Proportional to 851,782.96, 1,175,474.61 and 464,598.51

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Solution

The fourth proportional to 851,782.96, 1,175,474.61 and 464,598.51 is: 641,153.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,782.96 : 1,175,474.61 = 464,598.51 : x
  2. Step 2: Convert to fraction form
    851,782.96/1,175,474.61 = 464,598.51/x
  3. Step 3: Cross multiply
    851,782.96x = 1,175,474.61 × 464,598.51
  4. Step 4: Simplify right side
    851,782.96x = 546,123,752,348.83
  5. Step 5: Solve for x
    x = 546,123,752,348.83/851,782.96
  6. Step 6: Final answer
    x = 641,153.65

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1.5x scale

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.