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Finding the Fourth Proportional to 601,317.47, 829,503.51 and 371,801.39

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Solution

The fourth proportional to 601,317.47, 829,503.51 and 371,801.39 is: 512,891.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,317.47 : 829,503.51 = 371,801.39 : x
  2. Step 2: Convert to fraction form
    601,317.47/829,503.51 = 371,801.39/x
  3. Step 3: Cross multiply
    601,317.47x = 829,503.51 × 371,801.39
  4. Step 4: Simplify right side
    601,317.47x = 308,410,558,707.38
  5. Step 5: Solve for x
    x = 308,410,558,707.38/601,317.47
  6. Step 6: Final answer
    x = 512,891.40

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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.