Home / 1,156,915.60-1,735,632.60-446,880.40

Finding the Fourth Proportional to 1,156,915.60, 1,735,632.60 and 446,880.40

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Solution

The fourth proportional to 1,156,915.60, 1,735,632.60 and 446,880.40 is: 670,420.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,915.60 : 1,735,632.60 = 446,880.40 : x
  2. Step 2: Convert to fraction form
    1,156,915.60/1,735,632.60 = 446,880.40/x
  3. Step 3: Cross multiply
    1,156,915.60x = 1,735,632.60 × 446,880.40
  4. Step 4: Simplify right side
    1,156,915.60x = 775,620,190,541.04
  5. Step 5: Solve for x
    x = 775,620,190,541.04/1,156,915.60
  6. Step 6: Final answer
    x = 670,420.72

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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.