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Finding the Fourth Proportional to 507,222.60, 760,294.38 and 191,545.16

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Solution

The fourth proportional to 507,222.60, 760,294.38 and 191,545.16 is: 287,114.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,222.60 : 760,294.38 = 191,545.16 : x
  2. Step 2: Convert to fraction form
    507,222.60/760,294.38 = 191,545.16/x
  3. Step 3: Cross multiply
    507,222.60x = 760,294.38 × 191,545.16
  4. Step 4: Simplify right side
    507,222.60x = 145,630,708,664.20
  5. Step 5: Solve for x
    x = 145,630,708,664.20/507,222.60
  6. Step 6: Final answer
    x = 287,114.00

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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.