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Finding the Fourth Proportional to 602,681.46, 831,823.47 and 347,998.02

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Solution

The fourth proportional to 602,681.46, 831,823.47 and 347,998.02 is: 480,308.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,681.46 : 831,823.47 = 347,998.02 : x
  2. Step 2: Convert to fraction form
    602,681.46/831,823.47 = 347,998.02/x
  3. Step 3: Cross multiply
    602,681.46x = 831,823.47 × 347,998.02
  4. Step 4: Simplify right side
    602,681.46x = 289,472,920,549.53
  5. Step 5: Solve for x
    x = 289,472,920,549.53/602,681.46
  6. Step 6: Final answer
    x = 480,308.32

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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.