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Finding the Fourth Proportional to 671,032.69, 926,025.11 and 369,226.69

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Solution

The fourth proportional to 671,032.69, 926,025.11 and 369,226.69 is: 509,532.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,032.69 : 926,025.11 = 369,226.69 : x
  2. Step 2: Convert to fraction form
    671,032.69/926,025.11 = 369,226.69/x
  3. Step 3: Cross multiply
    671,032.69x = 926,025.11 × 369,226.69
  4. Step 4: Simplify right side
    671,032.69x = 341,913,183,445.59
  5. Step 5: Solve for x
    x = 341,913,183,445.59/671,032.69
  6. Step 6: Final answer
    x = 509,532.83

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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.