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Finding the Fourth Proportional to 900,259.80, 1,350,389.70 and 235,411.80

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Solution

The fourth proportional to 900,259.80, 1,350,389.70 and 235,411.80 is: 353,117.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,259.80 : 1,350,389.70 = 235,411.80 : x
  2. Step 2: Convert to fraction form
    900,259.80/1,350,389.70 = 235,411.80/x
  3. Step 3: Cross multiply
    900,259.80x = 1,350,389.70 × 235,411.80
  4. Step 4: Simplify right side
    900,259.80x = 317,897,669,978.46
  5. Step 5: Solve for x
    x = 317,897,669,978.46/900,259.80
  6. Step 6: Final answer
    x = 353,117.70

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