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Finding the Fourth Proportional to 584,455.80, 876,683.70 and 210,430.20

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Solution

The fourth proportional to 584,455.80, 876,683.70 and 210,430.20 is: 315,645.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,455.80 : 876,683.70 = 210,430.20 : x
  2. Step 2: Convert to fraction form
    584,455.80/876,683.70 = 210,430.20/x
  3. Step 3: Cross multiply
    584,455.80x = 876,683.70 × 210,430.20
  4. Step 4: Simplify right side
    584,455.80x = 184,480,726,327.74
  5. Step 5: Solve for x
    x = 184,480,726,327.74/584,455.80
  6. Step 6: Final answer
    x = 315,645.30

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