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Finding the Fourth Proportional to 562,559.56, 776,302.24 and 307,861.52

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Solution

The fourth proportional to 562,559.56, 776,302.24 and 307,861.52 is: 424,832.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,559.56 : 776,302.24 = 307,861.52 : x
  2. Step 2: Convert to fraction form
    562,559.56/776,302.24 = 307,861.52/x
  3. Step 3: Cross multiply
    562,559.56x = 776,302.24 × 307,861.52
  4. Step 4: Simplify right side
    562,559.56x = 238,993,587,585.81
  5. Step 5: Solve for x
    x = 238,993,587,585.81/562,559.56
  6. Step 6: Final answer
    x = 424,832.51

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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.