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Finding the Fourth Proportional to 656,448.66, 982,969.08 and 562,282.92

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Solution

The fourth proportional to 656,448.66, 982,969.08 and 562,282.92 is: 841,964.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,448.66 : 982,969.08 = 562,282.92 : x
  2. Step 2: Convert to fraction form
    656,448.66/982,969.08 = 562,282.92/x
  3. Step 3: Cross multiply
    656,448.66x = 982,969.08 × 562,282.92
  4. Step 4: Simplify right side
    656,448.66x = 552,706,724,572.11
  5. Step 5: Solve for x
    x = 552,706,724,572.11/656,448.66
  6. Step 6: Final answer
    x = 841,964.89

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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.