Home / 507,916.20-761,937.27-166,242.27

Finding the Fourth Proportional to 507,916.20, 761,937.27 and 166,242.27

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Solution

The fourth proportional to 507,916.20, 761,937.27 and 166,242.27 is: 249,384.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,916.20 : 761,937.27 = 166,242.27 : x
  2. Step 2: Convert to fraction form
    507,916.20/761,937.27 = 166,242.27/x
  3. Step 3: Cross multiply
    507,916.20x = 761,937.27 × 166,242.27
  4. Step 4: Simplify right side
    507,916.20x = 126,666,181,362.40
  5. Step 5: Solve for x
    x = 126,666,181,362.40/507,916.20
  6. Step 6: Final answer
    x = 249,384.02

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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.