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Finding the Fourth Proportional to 560,726.16, 841,101.16 and 200,920.48

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Solution

The fourth proportional to 560,726.16, 841,101.16 and 200,920.48 is: 301,384.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,726.16 : 841,101.16 = 200,920.48 : x
  2. Step 2: Convert to fraction form
    560,726.16/841,101.16 = 200,920.48/x
  3. Step 3: Cross multiply
    560,726.16x = 841,101.16 × 200,920.48
  4. Step 4: Simplify right side
    560,726.16x = 168,994,448,795.76
  5. Step 5: Solve for x
    x = 168,994,448,795.76/560,726.16
  6. Step 6: Final answer
    x = 301,384.99

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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.