Home / 711,527.95-1,067,307.47-285,264.52

Finding the Fourth Proportional to 711,527.95, 1,067,307.47 and 285,264.52

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Solution

The fourth proportional to 711,527.95, 1,067,307.47 and 285,264.52 is: 427,903.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,527.95 : 1,067,307.47 = 285,264.52 : x
  2. Step 2: Convert to fraction form
    711,527.95/1,067,307.47 = 285,264.52/x
  3. Step 3: Cross multiply
    711,527.95x = 1,067,307.47 × 285,264.52
  4. Step 4: Simplify right side
    711,527.95x = 304,464,947,785.43
  5. Step 5: Solve for x
    x = 304,464,947,785.43/711,527.95
  6. Step 6: Final answer
    x = 427,903.00

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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.