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Finding the Fourth Proportional to 507,771.48, 761,693.97 and 170,810.67

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Solution

The fourth proportional to 507,771.48, 761,693.97 and 170,810.67 is: 256,228.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,771.48 : 761,693.97 = 170,810.67 : x
  2. Step 2: Convert to fraction form
    507,771.48/761,693.97 = 170,810.67/x
  3. Step 3: Cross multiply
    507,771.48x = 761,693.97 × 170,810.67
  4. Step 4: Simplify right side
    507,771.48x = 130,105,457,350.66
  5. Step 5: Solve for x
    x = 130,105,457,350.66/507,771.48
  6. Step 6: Final answer
    x = 256,228.37

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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.