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Finding the Fourth Proportional to 507,559.98, 760,509.38 and 307,273.30

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Solution

The fourth proportional to 507,559.98, 760,509.38 and 307,273.30 is: 460,407.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,559.98 : 760,509.38 = 307,273.30 : x
  2. Step 2: Convert to fraction form
    507,559.98/760,509.38 = 307,273.30/x
  3. Step 3: Cross multiply
    507,559.98x = 760,509.38 × 307,273.30
  4. Step 4: Simplify right side
    507,559.98x = 233,684,226,873.55
  5. Step 5: Solve for x
    x = 233,684,226,873.55/507,559.98
  6. Step 6: Final answer
    x = 460,407.12

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1.5x scale

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.