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Finding the Fourth Proportional to 507,770.98, 761,693.22 and 170,810.17

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Solution

The fourth proportional to 507,770.98, 761,693.22 and 170,810.17 is: 256,227.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,770.98 : 761,693.22 = 170,810.17 : x
  2. Step 2: Convert to fraction form
    507,770.98/761,693.22 = 170,810.17/x
  3. Step 3: Cross multiply
    507,770.98x = 761,693.22 × 170,810.17
  4. Step 4: Simplify right side
    507,770.98x = 130,104,946,491.81
  5. Step 5: Solve for x
    x = 130,104,946,491.81/507,770.98
  6. Step 6: Final answer
    x = 256,227.61

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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.