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Finding the Fourth Proportional to 560,574.72, 774,033.89 and 451,332.04

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Solution

The fourth proportional to 560,574.72, 774,033.89 and 451,332.04 is: 623,193.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,574.72 : 774,033.89 = 451,332.04 : x
  2. Step 2: Convert to fraction form
    560,574.72/774,033.89 = 451,332.04/x
  3. Step 3: Cross multiply
    560,574.72x = 774,033.89 × 451,332.04
  4. Step 4: Simplify right side
    560,574.72x = 349,346,294,602.84
  5. Step 5: Solve for x
    x = 349,346,294,602.84/560,574.72
  6. Step 6: Final answer
    x = 623,193.09

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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.