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Finding the Fourth Proportional to 367,705.58, 507,455.36 and 276,901.34

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Solution

The fourth proportional to 367,705.58, 507,455.36 and 276,901.34 is: 382,140.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,705.58 : 507,455.36 = 276,901.34 : x
  2. Step 2: Convert to fraction form
    367,705.58/507,455.36 = 276,901.34/x
  3. Step 3: Cross multiply
    367,705.58x = 507,455.36 × 276,901.34
  4. Step 4: Simplify right side
    367,705.58x = 140,515,065,252.40
  5. Step 5: Solve for x
    x = 140,515,065,252.40/367,705.58
  6. Step 6: Final answer
    x = 382,140.15

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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.