Home / 740,957.58-1,022,522.54-401,425.83

Finding the Fourth Proportional to 740,957.58, 1,022,522.54 and 401,425.83

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Solution

The fourth proportional to 740,957.58, 1,022,522.54 and 401,425.83 is: 553,968.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,957.58 : 1,022,522.54 = 401,425.83 : x
  2. Step 2: Convert to fraction form
    740,957.58/1,022,522.54 = 401,425.83/x
  3. Step 3: Cross multiply
    740,957.58x = 1,022,522.54 × 401,425.83
  4. Step 4: Simplify right side
    740,957.58x = 410,466,957,306.08
  5. Step 5: Solve for x
    x = 410,466,957,306.08/740,957.58
  6. Step 6: Final answer
    x = 553,968.23

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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.