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Finding the Fourth Proportional to 523,802.39, 785,703.60 and 149,825.39

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Solution

The fourth proportional to 523,802.39, 785,703.60 and 149,825.39 is: 224,738.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,802.39 : 785,703.60 = 149,825.39 : x
  2. Step 2: Convert to fraction form
    523,802.39/785,703.60 = 149,825.39/x
  3. Step 3: Cross multiply
    523,802.39x = 785,703.60 × 149,825.39
  4. Step 4: Simplify right side
    523,802.39x = 117,718,344,365.89
  5. Step 5: Solve for x
    x = 117,718,344,365.89/523,802.39
  6. Step 6: Final answer
    x = 224,738.08

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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.