Home / 971,915.74-1,458,153.40-298,095.90

Finding the Fourth Proportional to 971,915.74, 1,458,153.40 and 298,095.90

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Solution

The fourth proportional to 971,915.74, 1,458,153.40 and 298,095.90 is: 447,229.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,915.74 : 1,458,153.40 = 298,095.90 : x
  2. Step 2: Convert to fraction form
    971,915.74/1,458,153.40 = 298,095.90/x
  3. Step 3: Cross multiply
    971,915.74x = 1,458,153.40 × 298,095.90
  4. Step 4: Simplify right side
    971,915.74x = 434,669,550,111.06
  5. Step 5: Solve for x
    x = 434,669,550,111.06/971,915.74
  6. Step 6: Final answer
    x = 447,229.66

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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.