Home / 809,802.18-1,117,527.00-470,292.30

Finding the Fourth Proportional to 809,802.18, 1,117,527.00 and 470,292.30

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Solution

The fourth proportional to 809,802.18, 1,117,527.00 and 470,292.30 is: 649,003.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,802.18 : 1,117,527.00 = 470,292.30 : x
  2. Step 2: Convert to fraction form
    809,802.18/1,117,527.00 = 470,292.30/x
  3. Step 3: Cross multiply
    809,802.18x = 1,117,527.00 × 470,292.30
  4. Step 4: Simplify right side
    809,802.18x = 525,564,335,203.00
  5. Step 5: Solve for x
    x = 525,564,335,203.00/809,802.18
  6. Step 6: Final answer
    x = 649,003.36

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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.