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Finding the Fourth Proportional to 501,212.62, 751,702.58 and 298,865.23

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Solution

The fourth proportional to 501,212.62, 751,702.58 and 298,865.23 is: 448,228.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,212.62 : 751,702.58 = 298,865.23 : x
  2. Step 2: Convert to fraction form
    501,212.62/751,702.58 = 298,865.23/x
  3. Step 3: Cross multiply
    501,212.62x = 751,702.58 × 298,865.23
  4. Step 4: Simplify right side
    501,212.62x = 224,657,762,210.46
  5. Step 5: Solve for x
    x = 224,657,762,210.46/501,212.62
  6. Step 6: Final answer
    x = 448,228.46

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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.