Home / 908,187.20-1,360,437.60-513,742.40

Finding the Fourth Proportional to 908,187.20, 1,360,437.60 and 513,742.40

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Solution

The fourth proportional to 908,187.20, 1,360,437.60 and 513,742.40 is: 769,570.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,187.20 : 1,360,437.60 = 513,742.40 : x
  2. Step 2: Convert to fraction form
    908,187.20/1,360,437.60 = 513,742.40/x
  3. Step 3: Cross multiply
    908,187.20x = 1,360,437.60 × 513,742.40
  4. Step 4: Simplify right side
    908,187.20x = 698,914,477,674.24
  5. Step 5: Solve for x
    x = 698,914,477,674.24/908,187.20
  6. Step 6: Final answer
    x = 769,570.94

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.