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Finding the Fourth Proportional to 602,511.36, 831,536.64 and 334,256.64

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Solution

The fourth proportional to 602,511.36, 831,536.64 and 334,256.64 is: 461,313.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,511.36 : 831,536.64 = 334,256.64 : x
  2. Step 2: Convert to fraction form
    602,511.36/831,536.64 = 334,256.64/x
  3. Step 3: Cross multiply
    602,511.36x = 831,536.64 × 334,256.64
  4. Step 4: Simplify right side
    602,511.36x = 277,946,643,323.29
  5. Step 5: Solve for x
    x = 277,946,643,323.29/602,511.36
  6. Step 6: Final answer
    x = 461,313.53

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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.