Home / 507,276.40-760,989.32-152,319.01

Finding the Fourth Proportional to 507,276.40, 760,989.32 and 152,319.01

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Solution

The fourth proportional to 507,276.40, 760,989.32 and 152,319.01 is: 228,500.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,276.40 : 760,989.32 = 152,319.01 : x
  2. Step 2: Convert to fraction form
    507,276.40/760,989.32 = 152,319.01/x
  3. Step 3: Cross multiply
    507,276.40x = 760,989.32 × 152,319.01
  4. Step 4: Simplify right side
    507,276.40x = 115,913,135,276.43
  5. Step 5: Solve for x
    x = 115,913,135,276.43/507,276.40
  6. Step 6: Final answer
    x = 228,500.94

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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.