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Finding the Fourth Proportional to 334,260.40, 501,336.80 and 97,547.60

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Solution

The fourth proportional to 334,260.40, 501,336.80 and 97,547.60 is: 146,305.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,260.40 : 501,336.80 = 97,547.60 : x
  2. Step 2: Convert to fraction form
    334,260.40/501,336.80 = 97,547.60/x
  3. Step 3: Cross multiply
    334,260.40x = 501,336.80 × 97,547.60
  4. Step 4: Simplify right side
    334,260.40x = 48,904,201,631.68
  5. Step 5: Solve for x
    x = 48,904,201,631.68/334,260.40
  6. Step 6: Final answer
    x = 146,305.70

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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.