Home / 757,209.54-1,044,968.88-413,051.28

Finding the Fourth Proportional to 757,209.54, 1,044,968.88 and 413,051.28

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Solution

The fourth proportional to 757,209.54, 1,044,968.88 and 413,051.28 is: 570,021.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,209.54 : 1,044,968.88 = 413,051.28 : x
  2. Step 2: Convert to fraction form
    757,209.54/1,044,968.88 = 413,051.28/x
  3. Step 3: Cross multiply
    757,209.54x = 1,044,968.88 × 413,051.28
  4. Step 4: Simplify right side
    757,209.54x = 431,625,733,444.17
  5. Step 5: Solve for x
    x = 431,625,733,444.17/757,209.54
  6. Step 6: Final answer
    x = 570,021.52

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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.