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Finding the Fourth Proportional to 565,563.80, 848,345.70 and 502,578.20

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Solution

The fourth proportional to 565,563.80, 848,345.70 and 502,578.20 is: 753,867.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,563.80 : 848,345.70 = 502,578.20 : x
  2. Step 2: Convert to fraction form
    565,563.80/848,345.70 = 502,578.20/x
  3. Step 3: Cross multiply
    565,563.80x = 848,345.70 × 502,578.20
  4. Step 4: Simplify right side
    565,563.80x = 426,360,054,883.74
  5. Step 5: Solve for x
    x = 426,360,054,883.74/565,563.80
  6. Step 6: Final answer
    x = 753,867.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.