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Finding the Fourth Proportional to 506,089.08, 760,066.74 and 401,579.64

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Solution

The fourth proportional to 506,089.08, 760,066.74 and 401,579.64 is: 603,109.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,089.08 : 760,066.74 = 401,579.64 : x
  2. Step 2: Convert to fraction form
    506,089.08/760,066.74 = 401,579.64/x
  3. Step 3: Cross multiply
    506,089.08x = 760,066.74 × 401,579.64
  4. Step 4: Simplify right side
    506,089.08x = 305,227,327,825.17
  5. Step 5: Solve for x
    x = 305,227,327,825.17/506,089.08
  6. Step 6: Final answer
    x = 603,109.89

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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.