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Finding the Fourth Proportional to 559,593.74, 772,202.42 and 314,616.26

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Solution

The fourth proportional to 559,593.74, 772,202.42 and 314,616.26 is: 434,149.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,593.74 : 772,202.42 = 314,616.26 : x
  2. Step 2: Convert to fraction form
    559,593.74/772,202.42 = 314,616.26/x
  3. Step 3: Cross multiply
    559,593.74x = 772,202.42 × 314,616.26
  4. Step 4: Simplify right side
    559,593.74x = 242,947,437,343.35
  5. Step 5: Solve for x
    x = 242,947,437,343.35/559,593.74
  6. Step 6: Final answer
    x = 434,149.67

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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.