Home / 843,165.72-1,163,587.14-461,192.50

Finding the Fourth Proportional to 843,165.72, 1,163,587.14 and 461,192.50

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Solution

The fourth proportional to 843,165.72, 1,163,587.14 and 461,192.50 is: 636,455.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,165.72 : 1,163,587.14 = 461,192.50 : x
  2. Step 2: Convert to fraction form
    843,165.72/1,163,587.14 = 461,192.50/x
  3. Step 3: Cross multiply
    843,165.72x = 1,163,587.14 × 461,192.50
  4. Step 4: Simplify right side
    843,165.72x = 536,637,663,518.93
  5. Step 5: Solve for x
    x = 536,637,663,518.93/843,165.72
  6. Step 6: Final answer
    x = 636,455.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.