Home / 571,270.72-787,995.10-367,586.29

Finding the Fourth Proportional to 571,270.72, 787,995.10 and 367,586.29

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Solution

The fourth proportional to 571,270.72, 787,995.10 and 367,586.29 is: 507,038.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,270.72 : 787,995.10 = 367,586.29 : x
  2. Step 2: Convert to fraction form
    571,270.72/787,995.10 = 367,586.29/x
  3. Step 3: Cross multiply
    571,270.72x = 787,995.10 × 367,586.29
  4. Step 4: Simplify right side
    571,270.72x = 289,656,193,509.25
  5. Step 5: Solve for x
    x = 289,656,193,509.25/571,270.72
  6. Step 6: Final answer
    x = 507,038.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.