Home / 763,237.78-1,144,897.17-230,745.22

Finding the Fourth Proportional to 763,237.78, 1,144,897.17 and 230,745.22

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Solution

The fourth proportional to 763,237.78, 1,144,897.17 and 230,745.22 is: 346,130.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,237.78 : 1,144,897.17 = 230,745.22 : x
  2. Step 2: Convert to fraction form
    763,237.78/1,144,897.17 = 230,745.22/x
  3. Step 3: Cross multiply
    763,237.78x = 1,144,897.17 × 230,745.22
  4. Step 4: Simplify right side
    763,237.78x = 264,179,549,369.03
  5. Step 5: Solve for x
    x = 264,179,549,369.03/763,237.78
  6. Step 6: Final answer
    x = 346,130.07

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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.