Home / 507,276.15-760,988.94-152,318.76

Finding the Fourth Proportional to 507,276.15, 760,988.94 and 152,318.76

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Solution

The fourth proportional to 507,276.15, 760,988.94 and 152,318.76 is: 228,500.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,276.15 : 760,988.94 = 152,318.76 : x
  2. Step 2: Convert to fraction form
    507,276.15/760,988.94 = 152,318.76/x
  3. Step 3: Cross multiply
    507,276.15x = 760,988.94 × 152,318.76
  4. Step 4: Simplify right side
    507,276.15x = 115,912,891,714.51
  5. Step 5: Solve for x
    x = 115,912,891,714.51/507,276.15
  6. Step 6: Final answer
    x = 228,500.57

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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.