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Finding the Fourth Proportional to 346,316.48, 519,494.48 and 97,017.92

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Solution

The fourth proportional to 346,316.48, 519,494.48 and 97,017.92 is: 145,532.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,316.48 : 519,494.48 = 97,017.92 : x
  2. Step 2: Convert to fraction form
    346,316.48/519,494.48 = 97,017.92/x
  3. Step 3: Cross multiply
    346,316.48x = 519,494.48 × 97,017.92
  4. Step 4: Simplify right side
    346,316.48x = 50,400,273,901.08
  5. Step 5: Solve for x
    x = 50,400,273,901.08/346,316.48
  6. Step 6: Final answer
    x = 145,532.42

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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.