Home / 589,890.88-884,835.36-471,005.12

Finding the Fourth Proportional to 589,890.88, 884,835.36 and 471,005.12

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Solution

The fourth proportional to 589,890.88, 884,835.36 and 471,005.12 is: 706,506.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,890.88 : 884,835.36 = 471,005.12 : x
  2. Step 2: Convert to fraction form
    589,890.88/884,835.36 = 471,005.12/x
  3. Step 3: Cross multiply
    589,890.88x = 884,835.36 × 471,005.12
  4. Step 4: Simplify right side
    589,890.88x = 416,761,984,917.04
  5. Step 5: Solve for x
    x = 416,761,984,917.04/589,890.88
  6. Step 6: Final answer
    x = 706,506.91

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.