Home / 285,579.90-427,851.45-232,703.10

Finding the Fourth Proportional to 285,579.90, 427,851.45 and 232,703.10

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Solution

The fourth proportional to 285,579.90, 427,851.45 and 232,703.10 is: 348,632.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,579.90 : 427,851.45 = 232,703.10 : x
  2. Step 2: Convert to fraction form
    285,579.90/427,851.45 = 232,703.10/x
  3. Step 3: Cross multiply
    285,579.90x = 427,851.45 × 232,703.10
  4. Step 4: Simplify right side
    285,579.90x = 99,562,358,754.50
  5. Step 5: Solve for x
    x = 99,562,358,754.50/285,579.90
  6. Step 6: Final answer
    x = 348,632.23

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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.