Home / 843,368.43-1,163,828.48-461,398.35

Finding the Fourth Proportional to 843,368.43, 1,163,828.48 and 461,398.35

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Solution

The fourth proportional to 843,368.43, 1,163,828.48 and 461,398.35 is: 636,718.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,368.43 : 1,163,828.48 = 461,398.35 : x
  2. Step 2: Convert to fraction form
    843,368.43/1,163,828.48 = 461,398.35/x
  3. Step 3: Cross multiply
    843,368.43x = 1,163,828.48 × 461,398.35
  4. Step 4: Simplify right side
    843,368.43x = 536,988,538,048.02
  5. Step 5: Solve for x
    x = 536,988,538,048.02/843,368.43
  6. Step 6: Final answer
    x = 636,718.80

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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.