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Finding the Fourth Proportional to 572,698.93, 859,235.24 and 273,140.60

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Solution

The fourth proportional to 572,698.93, 859,235.24 and 273,140.60 is: 409,800.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,698.93 : 859,235.24 = 273,140.60 : x
  2. Step 2: Convert to fraction form
    572,698.93/859,235.24 = 273,140.60/x
  3. Step 3: Cross multiply
    572,698.93x = 859,235.24 × 273,140.60
  4. Step 4: Simplify right side
    572,698.93x = 234,692,028,994.74
  5. Step 5: Solve for x
    x = 234,692,028,994.74/572,698.93
  6. Step 6: Final answer
    x = 409,800.01

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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.