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Finding the Fourth Proportional to 432,746.55, 648,981.32 and 144,496.31

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Solution

The fourth proportional to 432,746.55, 648,981.32 and 144,496.31 is: 216,698.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,746.55 : 648,981.32 = 144,496.31 : x
  2. Step 2: Convert to fraction form
    432,746.55/648,981.32 = 144,496.31/x
  3. Step 3: Cross multiply
    432,746.55x = 648,981.32 × 144,496.31
  4. Step 4: Simplify right side
    432,746.55x = 93,775,402,031.54
  5. Step 5: Solve for x
    x = 93,775,402,031.54/432,746.55
  6. Step 6: Final answer
    x = 216,698.21

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