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Finding the Fourth Proportional to 507,772.18, 761,492.26 and 170,722.37

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Solution

The fourth proportional to 507,772.18, 761,492.26 and 170,722.37 is: 256,027.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,772.18 : 761,492.26 = 170,722.37 : x
  2. Step 2: Convert to fraction form
    507,772.18/761,492.26 = 170,722.37/x
  3. Step 3: Cross multiply
    507,772.18x = 761,492.26 × 170,722.37
  4. Step 4: Simplify right side
    507,772.18x = 130,003,759,556.40
  5. Step 5: Solve for x
    x = 130,003,759,556.40/507,772.18
  6. Step 6: Final answer
    x = 256,027.73

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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.