Home / 466,176.24-643,090.32-294,307.20

Finding the Fourth Proportional to 466,176.24, 643,090.32 and 294,307.20

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Solution

The fourth proportional to 466,176.24, 643,090.32 and 294,307.20 is: 405,996.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,176.24 : 643,090.32 = 294,307.20 : x
  2. Step 2: Convert to fraction form
    466,176.24/643,090.32 = 294,307.20/x
  3. Step 3: Cross multiply
    466,176.24x = 643,090.32 × 294,307.20
  4. Step 4: Simplify right side
    466,176.24x = 189,266,111,426.30
  5. Step 5: Solve for x
    x = 189,266,111,426.30/466,176.24
  6. Step 6: Final answer
    x = 405,996.91

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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.