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Finding the Fourth Proportional to 623,027, 859,776.60 and 336,547.04

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Solution

The fourth proportional to 623,027, 859,776.60 and 336,547.04 is: 464,434.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,027 : 859,776.60 = 336,547.04 : x
  2. Step 2: Convert to fraction form
    623,027/859,776.60 = 336,547.04/x
  3. Step 3: Cross multiply
    623,027x = 859,776.60 × 336,547.04
  4. Step 4: Simplify right side
    623,027x = 289,355,269,791.26
  5. Step 5: Solve for x
    x = 289,355,269,791.26/623,027
  6. Step 6: Final answer
    x = 464,434.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.