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Finding the Fourth Proportional to 510,430.05, 764,802.60 and 296,597.72

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Solution

The fourth proportional to 510,430.05, 764,802.60 and 296,597.72 is: 444,407.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,430.05 : 764,802.60 = 296,597.72 : x
  2. Step 2: Convert to fraction form
    510,430.05/764,802.60 = 296,597.72/x
  3. Step 3: Cross multiply
    510,430.05x = 764,802.60 × 296,597.72
  4. Step 4: Simplify right side
    510,430.05x = 226,838,703,586.06
  5. Step 5: Solve for x
    x = 226,838,703,586.06/510,430.05
  6. Step 6: Final answer
    x = 444,407.03

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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.