Home / 863,802.47-1,295,150.11-358,712.10

Finding the Fourth Proportional to 863,802.47, 1,295,150.11 and 358,712.10

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Solution

The fourth proportional to 863,802.47, 1,295,150.11 and 358,712.10 is: 537,838.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,802.47 : 1,295,150.11 = 358,712.10 : x
  2. Step 2: Convert to fraction form
    863,802.47/1,295,150.11 = 358,712.10/x
  3. Step 3: Cross multiply
    863,802.47x = 1,295,150.11 × 358,712.10
  4. Step 4: Simplify right side
    863,802.47x = 464,586,014,876.55
  5. Step 5: Solve for x
    x = 464,586,014,876.55/863,802.47
  6. Step 6: Final answer
    x = 537,838.26

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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.