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Finding the Fourth Proportional to 594,613.24, 820,566.79 and 322,681.12

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Solution

The fourth proportional to 594,613.24, 820,566.79 and 322,681.12 is: 445,300.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,613.24 : 820,566.79 = 322,681.12 : x
  2. Step 2: Convert to fraction form
    594,613.24/820,566.79 = 322,681.12/x
  3. Step 3: Cross multiply
    594,613.24x = 820,566.79 × 322,681.12
  4. Step 4: Simplify right side
    594,613.24x = 264,781,407,973.89
  5. Step 5: Solve for x
    x = 264,781,407,973.89/594,613.24
  6. Step 6: Final answer
    x = 445,300.22

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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.