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Finding the Fourth Proportional to 602,968.54, 832,034.92 and 348,401.74

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Solution

The fourth proportional to 602,968.54, 832,034.92 and 348,401.74 is: 480,758.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,968.54 : 832,034.92 = 348,401.74 : x
  2. Step 2: Convert to fraction form
    602,968.54/832,034.92 = 348,401.74/x
  3. Step 3: Cross multiply
    602,968.54x = 832,034.92 × 348,401.74
  4. Step 4: Simplify right side
    602,968.54x = 289,882,413,868.76
  5. Step 5: Solve for x
    x = 289,882,413,868.76/602,968.54
  6. Step 6: Final answer
    x = 480,758.77

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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.