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Finding the Fourth Proportional to 581,670.45, 873,323.12 and 297,564.79

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Solution

The fourth proportional to 581,670.45, 873,323.12 and 297,564.79 is: 446,765.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,670.45 : 873,323.12 = 297,564.79 : x
  2. Step 2: Convert to fraction form
    581,670.45/873,323.12 = 297,564.79/x
  3. Step 3: Cross multiply
    581,670.45x = 873,323.12 × 297,564.79
  4. Step 4: Simplify right side
    581,670.45x = 259,870,210,804.95
  5. Step 5: Solve for x
    x = 259,870,210,804.95/581,670.45
  6. Step 6: Final answer
    x = 446,765.36

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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.