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Finding the Fourth Proportional to 532,504.77, 798,121.74 and 307,389.57

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Solution

The fourth proportional to 532,504.77, 798,121.74 and 307,389.57 is: 460,717.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,504.77 : 798,121.74 = 307,389.57 : x
  2. Step 2: Convert to fraction form
    532,504.77/798,121.74 = 307,389.57/x
  3. Step 3: Cross multiply
    532,504.77x = 798,121.74 × 307,389.57
  4. Step 4: Simplify right side
    532,504.77x = 245,334,298,466.25
  5. Step 5: Solve for x
    x = 245,334,298,466.25/532,504.77
  6. Step 6: Final answer
    x = 460,717.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.