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Finding the Fourth Proportional to 595,904.51, 822,364.45 and 323,990.71

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Solution

The fourth proportional to 595,904.51, 822,364.45 and 323,990.71 is: 447,116.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,904.51 : 822,364.45 = 323,990.71 : x
  2. Step 2: Convert to fraction form
    595,904.51/822,364.45 = 323,990.71/x
  3. Step 3: Cross multiply
    595,904.51x = 822,364.45 × 323,990.71
  4. Step 4: Simplify right side
    595,904.51x = 266,438,439,168.37
  5. Step 5: Solve for x
    x = 266,438,439,168.37/595,904.51
  6. Step 6: Final answer
    x = 447,116.00

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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.