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Finding the Fourth Proportional to 652,833.47, 900,974.93 and 366,354.69

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Solution

The fourth proportional to 652,833.47, 900,974.93 and 366,354.69 is: 505,605.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,833.47 : 900,974.93 = 366,354.69 : x
  2. Step 2: Convert to fraction form
    652,833.47/900,974.93 = 366,354.69/x
  3. Step 3: Cross multiply
    652,833.47x = 900,974.93 × 366,354.69
  4. Step 4: Simplify right side
    652,833.47x = 330,076,389,346.15
  5. Step 5: Solve for x
    x = 330,076,389,346.15/652,833.47
  6. Step 6: Final answer
    x = 505,605.80

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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.