Home / 970,780.23-1,456,071.93-260,716.02

Finding the Fourth Proportional to 970,780.23, 1,456,071.93 and 260,716.02

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Solution

The fourth proportional to 970,780.23, 1,456,071.93 and 260,716.02 is: 391,047.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,780.23 : 1,456,071.93 = 260,716.02 : x
  2. Step 2: Convert to fraction form
    970,780.23/1,456,071.93 = 260,716.02/x
  3. Step 3: Cross multiply
    970,780.23x = 1,456,071.93 × 260,716.02
  4. Step 4: Simplify right side
    970,780.23x = 379,621,278,423.32
  5. Step 5: Solve for x
    x = 379,621,278,423.32/970,780.23
  6. Step 6: Final answer
    x = 391,047.60

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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.