Home / 903,911.72-1,355,335.98-342,985.64

Finding the Fourth Proportional to 903,911.72, 1,355,335.98 and 342,985.64

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Solution

The fourth proportional to 903,911.72, 1,355,335.98 and 342,985.64 is: 514,276.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,911.72 : 1,355,335.98 = 342,985.64 : x
  2. Step 2: Convert to fraction form
    903,911.72/1,355,335.98 = 342,985.64/x
  3. Step 3: Cross multiply
    903,911.72x = 1,355,335.98 × 342,985.64
  4. Step 4: Simplify right side
    903,911.72x = 464,860,778,515.33
  5. Step 5: Solve for x
    x = 464,860,778,515.33/903,911.72
  6. Step 6: Final answer
    x = 514,276.75

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