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Finding the Fourth Proportional to 575,284.93, 793,898.77 and 317,172.16

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Solution

The fourth proportional to 575,284.93, 793,898.77 and 317,172.16 is: 437,700.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,284.93 : 793,898.77 = 317,172.16 : x
  2. Step 2: Convert to fraction form
    575,284.93/793,898.77 = 317,172.16/x
  3. Step 3: Cross multiply
    575,284.93x = 793,898.77 × 317,172.16
  4. Step 4: Simplify right side
    575,284.93x = 251,802,584,030.70
  5. Step 5: Solve for x
    x = 251,802,584,030.70/575,284.93
  6. Step 6: Final answer
    x = 437,700.64

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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.