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Finding the Fourth Proportional to 606,032.93, 909,317.15 and 317,775.74

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Solution

The fourth proportional to 606,032.93, 909,317.15 and 317,775.74 is: 476,804.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,032.93 : 909,317.15 = 317,775.74 : x
  2. Step 2: Convert to fraction form
    606,032.93/909,317.15 = 317,775.74/x
  3. Step 3: Cross multiply
    606,032.93x = 909,317.15 × 317,775.74
  4. Step 4: Simplify right side
    606,032.93x = 288,958,926,483.80
  5. Step 5: Solve for x
    x = 288,958,926,483.80/606,032.93
  6. Step 6: Final answer
    x = 476,804.00

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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.