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Finding the Fourth Proportional to 350,802.96, 484,070.76 and 207,569.04

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Solution

The fourth proportional to 350,802.96, 484,070.76 and 207,569.04 is: 286,423.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,802.96 : 484,070.76 = 207,569.04 : x
  2. Step 2: Convert to fraction form
    350,802.96/484,070.76 = 207,569.04/x
  3. Step 3: Cross multiply
    350,802.96x = 484,070.76 × 207,569.04
  4. Step 4: Simplify right side
    350,802.96x = 100,478,102,945.27
  5. Step 5: Solve for x
    x = 100,478,102,945.27/350,802.96
  6. Step 6: Final answer
    x = 286,423.19

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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.