Home / 971,943.70-1,457,915.55-340,629.70

Finding the Fourth Proportional to 971,943.70, 1,457,915.55 and 340,629.70

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Solution

The fourth proportional to 971,943.70, 1,457,915.55 and 340,629.70 is: 510,944.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,943.70 : 1,457,915.55 = 340,629.70 : x
  2. Step 2: Convert to fraction form
    971,943.70/1,457,915.55 = 340,629.70/x
  3. Step 3: Cross multiply
    971,943.70x = 1,457,915.55 × 340,629.70
  4. Step 4: Simplify right side
    971,943.70x = 496,609,336,421.84
  5. Step 5: Solve for x
    x = 496,609,336,421.84/971,943.70
  6. Step 6: Final answer
    x = 510,944.55

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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.