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Finding the Fourth Proportional to 562,655.87, 776,459.87 and 304,527.60

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Solution

The fourth proportional to 562,655.87, 776,459.87 and 304,527.60 is: 420,245.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,655.87 : 776,459.87 = 304,527.60 : x
  2. Step 2: Convert to fraction form
    562,655.87/776,459.87 = 304,527.60/x
  3. Step 3: Cross multiply
    562,655.87x = 776,459.87 × 304,527.60
  4. Step 4: Simplify right side
    562,655.87x = 236,453,462,039.72
  5. Step 5: Solve for x
    x = 236,453,462,039.72/562,655.87
  6. Step 6: Final answer
    x = 420,245.26

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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.