Home / 349,287.48-522,886.93-213,925.33

Finding the Fourth Proportional to 349,287.48, 522,886.93 and 213,925.33

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Solution

The fourth proportional to 349,287.48, 522,886.93 and 213,925.33 is: 320,248.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,287.48 : 522,886.93 = 213,925.33 : x
  2. Step 2: Convert to fraction form
    349,287.48/522,886.93 = 213,925.33/x
  3. Step 3: Cross multiply
    349,287.48x = 522,886.93 × 213,925.33
  4. Step 4: Simplify right side
    349,287.48x = 111,858,760,558.77
  5. Step 5: Solve for x
    x = 111,858,760,558.77/349,287.48
  6. Step 6: Final answer
    x = 320,248.41

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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.