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Finding the Fourth Proportional to 507,174.60, 760,836.12 and 152,216.76

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Solution

The fourth proportional to 507,174.60, 760,836.12 and 152,216.76 is: 228,347.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,174.60 : 760,836.12 = 152,216.76 : x
  2. Step 2: Convert to fraction form
    507,174.60/760,836.12 = 152,216.76/x
  3. Step 3: Cross multiply
    507,174.60x = 760,836.12 × 152,216.76
  4. Step 4: Simplify right side
    507,174.60x = 115,812,009,077.37
  5. Step 5: Solve for x
    x = 115,812,009,077.37/507,174.60
  6. Step 6: Final answer
    x = 228,347.42

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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.