Home / 829,207.02-1,243,817.50-230,214.89

Finding the Fourth Proportional to 829,207.02, 1,243,817.50 and 230,214.89

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Solution

The fourth proportional to 829,207.02, 1,243,817.50 and 230,214.89 is: 345,324.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,207.02 : 1,243,817.50 = 230,214.89 : x
  2. Step 2: Convert to fraction form
    829,207.02/1,243,817.50 = 230,214.89/x
  3. Step 3: Cross multiply
    829,207.02x = 1,243,817.50 × 230,214.89
  4. Step 4: Simplify right side
    829,207.02x = 286,345,311,908.23
  5. Step 5: Solve for x
    x = 286,345,311,908.23/829,207.02
  6. Step 6: Final answer
    x = 345,324.27

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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.