Home / 344,888.04-475,938.43-215,897.64

Finding the Fourth Proportional to 344,888.04, 475,938.43 and 215,897.64

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Solution

The fourth proportional to 344,888.04, 475,938.43 and 215,897.64 is: 297,934.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,888.04 : 475,938.43 = 215,897.64 : x
  2. Step 2: Convert to fraction form
    344,888.04/475,938.43 = 215,897.64/x
  3. Step 3: Cross multiply
    344,888.04x = 475,938.43 × 215,897.64
  4. Step 4: Simplify right side
    344,888.04x = 102,753,983,822.31
  5. Step 5: Solve for x
    x = 102,753,983,822.31/344,888.04
  6. Step 6: Final answer
    x = 297,934.32

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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.