Home / 971,379.40-1,457,069.10-551,475.40

Finding the Fourth Proportional to 971,379.40, 1,457,069.10 and 551,475.40

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Solution

The fourth proportional to 971,379.40, 1,457,069.10 and 551,475.40 is: 827,213.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,379.40 : 1,457,069.10 = 551,475.40 : x
  2. Step 2: Convert to fraction form
    971,379.40/1,457,069.10 = 551,475.40/x
  3. Step 3: Cross multiply
    971,379.40x = 1,457,069.10 × 551,475.40
  4. Step 4: Simplify right side
    971,379.40x = 803,537,764,750.14
  5. Step 5: Solve for x
    x = 803,537,764,750.14/971,379.40
  6. Step 6: Final answer
    x = 827,213.10

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Similar ratio
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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.