Home / 740,590.40-1,110,927.07-208,069.88

Finding the Fourth Proportional to 740,590.40, 1,110,927.07 and 208,069.88

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Solution

The fourth proportional to 740,590.40, 1,110,927.07 and 208,069.88 is: 312,116.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,590.40 : 1,110,927.07 = 208,069.88 : x
  2. Step 2: Convert to fraction form
    740,590.40/1,110,927.07 = 208,069.88/x
  3. Step 3: Cross multiply
    740,590.40x = 1,110,927.07 × 208,069.88
  4. Step 4: Simplify right side
    740,590.40x = 231,150,456,849.10
  5. Step 5: Solve for x
    x = 231,150,456,849.10/740,590.40
  6. Step 6: Final answer
    x = 312,116.46

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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.