Home / 745,577.52-1,117,561.80-366,056.88

Finding the Fourth Proportional to 745,577.52, 1,117,561.80 and 366,056.88

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Solution

The fourth proportional to 745,577.52, 1,117,561.80 and 366,056.88 is: 548,690.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,577.52 : 1,117,561.80 = 366,056.88 : x
  2. Step 2: Convert to fraction form
    745,577.52/1,117,561.80 = 366,056.88/x
  3. Step 3: Cross multiply
    745,577.52x = 1,117,561.80 × 366,056.88
  4. Step 4: Simplify right side
    745,577.52x = 409,091,185,715.18
  5. Step 5: Solve for x
    x = 409,091,185,715.18/745,577.52
  6. Step 6: Final answer
    x = 548,690.34

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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.