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Finding the Fourth Proportional to 368,347.35, 508,314.24 and 207,202.35

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Solution

The fourth proportional to 368,347.35, 508,314.24 and 207,202.35 is: 285,936.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,347.35 : 508,314.24 = 207,202.35 : x
  2. Step 2: Convert to fraction form
    368,347.35/508,314.24 = 207,202.35/x
  3. Step 3: Cross multiply
    368,347.35x = 508,314.24 × 207,202.35
  4. Step 4: Simplify right side
    368,347.35x = 105,323,905,066.46
  5. Step 5: Solve for x
    x = 105,323,905,066.46/368,347.35
  6. Step 6: Final answer
    x = 285,936.37

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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.