Home / 314,142.10-470,885.10-153,996.29

Finding the Fourth Proportional to 314,142.10, 470,885.10 and 153,996.29

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Solution

The fourth proportional to 314,142.10, 470,885.10 and 153,996.29 is: 230,833.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,142.10 : 470,885.10 = 153,996.29 : x
  2. Step 2: Convert to fraction form
    314,142.10/470,885.10 = 153,996.29/x
  3. Step 3: Cross multiply
    314,142.10x = 470,885.10 × 153,996.29
  4. Step 4: Simplify right side
    314,142.10x = 72,514,559,288.25
  5. Step 5: Solve for x
    x = 72,514,559,288.25/314,142.10
  6. Step 6: Final answer
    x = 230,833.62

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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.