Home / 757,451.77-1,045,662.24-471,064.12

Finding the Fourth Proportional to 757,451.77, 1,045,662.24 and 471,064.12

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Solution

The fourth proportional to 757,451.77, 1,045,662.24 and 471,064.12 is: 650,304.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,451.77 : 1,045,662.24 = 471,064.12 : x
  2. Step 2: Convert to fraction form
    757,451.77/1,045,662.24 = 471,064.12/x
  3. Step 3: Cross multiply
    757,451.77x = 1,045,662.24 × 471,064.12
  4. Step 4: Simplify right side
    757,451.77x = 492,573,963,962.41
  5. Step 5: Solve for x
    x = 492,573,963,962.41/757,451.77
  6. Step 6: Final answer
    x = 650,304.06

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Double scale
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Similar ratio
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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.