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Finding the Fourth Proportional to 584,618.45, 807,548.04 and 470,327.57

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Solution

The fourth proportional to 584,618.45, 807,548.04 and 470,327.57 is: 649,675.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,618.45 : 807,548.04 = 470,327.57 : x
  2. Step 2: Convert to fraction form
    584,618.45/807,548.04 = 470,327.57/x
  3. Step 3: Cross multiply
    584,618.45x = 807,548.04 × 470,327.57
  4. Step 4: Simplify right side
    584,618.45x = 379,812,103,273.72
  5. Step 5: Solve for x
    x = 379,812,103,273.72/584,618.45
  6. Step 6: Final answer
    x = 649,675.19

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1.5x scale

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.