Home / 740,886.04-1,111,334.58-208,460.92

Finding the Fourth Proportional to 740,886.04, 1,111,334.58 and 208,460.92

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Solution

The fourth proportional to 740,886.04, 1,111,334.58 and 208,460.92 is: 312,692.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,886.04 : 1,111,334.58 = 208,460.92 : x
  2. Step 2: Convert to fraction form
    740,886.04/1,111,334.58 = 208,460.92/x
  3. Step 3: Cross multiply
    740,886.04x = 1,111,334.58 × 208,460.92
  4. Step 4: Simplify right side
    740,886.04x = 231,669,828,974.61
  5. Step 5: Solve for x
    x = 231,669,828,974.61/740,886.04
  6. Step 6: Final answer
    x = 312,692.93

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Double scale
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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.