Home / 346,941.09-478,603.31-232,224.57

Finding the Fourth Proportional to 346,941.09, 478,603.31 and 232,224.57

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Solution

The fourth proportional to 346,941.09, 478,603.31 and 232,224.57 is: 320,352.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,941.09 : 478,603.31 = 232,224.57 : x
  2. Step 2: Convert to fraction form
    346,941.09/478,603.31 = 232,224.57/x
  3. Step 3: Cross multiply
    346,941.09x = 478,603.31 × 232,224.57
  4. Step 4: Simplify right side
    346,941.09x = 111,143,446,704.20
  5. Step 5: Solve for x
    x = 111,143,446,704.20/346,941.09
  6. Step 6: Final answer
    x = 320,352.50

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1.5x scale

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.