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Finding the Fourth Proportional to 537,164.84, 740,884.66 and 513,341.48

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Solution

The fourth proportional to 537,164.84, 740,884.66 and 513,341.48 is: 708,026.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,164.84 : 740,884.66 = 513,341.48 : x
  2. Step 2: Convert to fraction form
    537,164.84/740,884.66 = 513,341.48/x
  3. Step 3: Cross multiply
    537,164.84x = 740,884.66 × 513,341.48
  4. Step 4: Simplify right side
    537,164.84x = 380,326,827,873.70
  5. Step 5: Solve for x
    x = 380,326,827,873.70/537,164.84
  6. Step 6: Final answer
    x = 708,026.29

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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.