Home / 971,398.06-1,457,099.82-340,164.24

Finding the Fourth Proportional to 971,398.06, 1,457,099.82 and 340,164.24

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Solution

The fourth proportional to 971,398.06, 1,457,099.82 and 340,164.24 is: 510,247.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,398.06 : 1,457,099.82 = 340,164.24 : x
  2. Step 2: Convert to fraction form
    971,398.06/1,457,099.82 = 340,164.24/x
  3. Step 3: Cross multiply
    971,398.06x = 1,457,099.82 × 340,164.24
  4. Step 4: Simplify right side
    971,398.06x = 495,653,252,874.44
  5. Step 5: Solve for x
    x = 495,653,252,874.44/971,398.06
  6. Step 6: Final answer
    x = 510,247.32

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Double scale
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1.5x scale

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.