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Finding the Fourth Proportional to 292,135.86, 438,385.23 and 187,030.26

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Solution

The fourth proportional to 292,135.86, 438,385.23 and 187,030.26 is: 280,661.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,135.86 : 438,385.23 = 187,030.26 : x
  2. Step 2: Convert to fraction form
    292,135.86/438,385.23 = 187,030.26/x
  3. Step 3: Cross multiply
    292,135.86x = 438,385.23 × 187,030.26
  4. Step 4: Simplify right side
    292,135.86x = 81,991,303,547.06
  5. Step 5: Solve for x
    x = 81,991,303,547.06/292,135.86
  6. Step 6: Final answer
    x = 280,661.55

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