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Finding the Fourth Proportional to 602,258.97, 831,186.82 and 360,541.47

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Solution

The fourth proportional to 602,258.97, 831,186.82 and 360,541.47 is: 497,588.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,258.97 : 831,186.82 = 360,541.47 : x
  2. Step 2: Convert to fraction form
    602,258.97/831,186.82 = 360,541.47/x
  3. Step 3: Cross multiply
    602,258.97x = 831,186.82 × 360,541.47
  4. Step 4: Simplify right side
    602,258.97x = 299,677,317,927.43
  5. Step 5: Solve for x
    x = 299,677,317,927.43/602,258.97
  6. Step 6: Final answer
    x = 497,588.80

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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.