Home / 843,316.01-1,163,803.61-461,342.79

Finding the Fourth Proportional to 843,316.01, 1,163,803.61 and 461,342.79

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Solution

The fourth proportional to 843,316.01, 1,163,803.61 and 461,342.79 is: 636,668.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,316.01 : 1,163,803.61 = 461,342.79 : x
  2. Step 2: Convert to fraction form
    843,316.01/1,163,803.61 = 461,342.79/x
  3. Step 3: Cross multiply
    843,316.01x = 1,163,803.61 × 461,342.79
  4. Step 4: Simplify right side
    843,316.01x = 536,912,402,142.76
  5. Step 5: Solve for x
    x = 536,912,402,142.76/843,316.01
  6. Step 6: Final answer
    x = 636,668.10

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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.