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Finding the Fourth Proportional to 594,683.46, 820,663.74 and 322,751.55

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Solution

The fourth proportional to 594,683.46, 820,663.74 and 322,751.55 is: 445,397.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,683.46 : 820,663.74 = 322,751.55 : x
  2. Step 2: Convert to fraction form
    594,683.46/820,663.74 = 322,751.55/x
  3. Step 3: Cross multiply
    594,683.46x = 820,663.74 × 322,751.55
  4. Step 4: Simplify right side
    594,683.46x = 264,870,494,113.80
  5. Step 5: Solve for x
    x = 264,870,494,113.80/594,683.46
  6. Step 6: Final answer
    x = 445,397.45

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1.5x scale

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.