Home / 833,427.60-1,250,357.12-257,038.17

Finding the Fourth Proportional to 833,427.60, 1,250,357.12 and 257,038.17

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Solution

The fourth proportional to 833,427.60, 1,250,357.12 and 257,038.17 is: 385,623.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,427.60 : 1,250,357.12 = 257,038.17 : x
  2. Step 2: Convert to fraction form
    833,427.60/1,250,357.12 = 257,038.17/x
  3. Step 3: Cross multiply
    833,427.60x = 1,250,357.12 × 257,038.17
  4. Step 4: Simplify right side
    833,427.60x = 321,389,505,971.27
  5. Step 5: Solve for x
    x = 321,389,505,971.27/833,427.60
  6. Step 6: Final answer
    x = 385,623.79

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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.