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Finding the Fourth Proportional to 565,363.60, 848,045.40 and 328,973.20

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Solution

The fourth proportional to 565,363.60, 848,045.40 and 328,973.20 is: 493,459.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,363.60 : 848,045.40 = 328,973.20 : x
  2. Step 2: Convert to fraction form
    565,363.60/848,045.40 = 328,973.20/x
  3. Step 3: Cross multiply
    565,363.60x = 848,045.40 × 328,973.20
  4. Step 4: Simplify right side
    565,363.60x = 278,984,208,983.28
  5. Step 5: Solve for x
    x = 278,984,208,983.28/565,363.60
  6. Step 6: Final answer
    x = 493,459.80

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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.