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Finding the Fourth Proportional to 560,875.16, 841,423.64 and 205,892.25

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Solution

The fourth proportional to 560,875.16, 841,423.64 and 205,892.25 is: 308,879.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,875.16 : 841,423.64 = 205,892.25 : x
  2. Step 2: Convert to fraction form
    560,875.16/841,423.64 = 205,892.25/x
  3. Step 3: Cross multiply
    560,875.16x = 841,423.64 × 205,892.25
  4. Step 4: Simplify right side
    560,875.16x = 173,242,605,413.33
  5. Step 5: Solve for x
    x = 173,242,605,413.33/560,875.16
  6. Step 6: Final answer
    x = 308,879.09

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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.