Home / 985,354.20-1,476,281.70-922,368.60

Finding the Fourth Proportional to 985,354.20, 1,476,281.70 and 922,368.60

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Solution

The fourth proportional to 985,354.20, 1,476,281.70 and 922,368.60 is: 1,381,915.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,354.20 : 1,476,281.70 = 922,368.60 : x
  2. Step 2: Convert to fraction form
    985,354.20/1,476,281.70 = 922,368.60/x
  3. Step 3: Cross multiply
    985,354.20x = 1,476,281.70 × 922,368.60
  4. Step 4: Simplify right side
    985,354.20x = 1,361,675,884,834.62
  5. Step 5: Solve for x
    x = 1,361,675,884,834.62/985,354.20
  6. Step 6: Final answer
    x = 1,381,915.14

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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.