Home / 676,433.83-933,478.48-370,529.25

Finding the Fourth Proportional to 676,433.83, 933,478.48 and 370,529.25

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Solution

The fourth proportional to 676,433.83, 933,478.48 and 370,529.25 is: 511,330.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,433.83 : 933,478.48 = 370,529.25 : x
  2. Step 2: Convert to fraction form
    676,433.83/933,478.48 = 370,529.25/x
  3. Step 3: Cross multiply
    676,433.83x = 933,478.48 × 370,529.25
  4. Step 4: Simplify right side
    676,433.83x = 345,881,081,214.75
  5. Step 5: Solve for x
    x = 345,881,081,214.75/676,433.83
  6. Step 6: Final answer
    x = 511,330.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.