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Finding the Fourth Proportional to 301,655.23, 452,482.44 and 77,015.70

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Solution

The fourth proportional to 301,655.23, 452,482.44 and 77,015.70 is: 115,523.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,655.23 : 452,482.44 = 77,015.70 : x
  2. Step 2: Convert to fraction form
    301,655.23/452,482.44 = 77,015.70/x
  3. Step 3: Cross multiply
    301,655.23x = 452,482.44 × 77,015.70
  4. Step 4: Simplify right side
    301,655.23x = 34,848,251,998.71
  5. Step 5: Solve for x
    x = 34,848,251,998.71/301,655.23
  6. Step 6: Final answer
    x = 115,523.45

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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.