Home / 692,891.60-1,038,559.80-293,464.40

Finding the Fourth Proportional to 692,891.60, 1,038,559.80 and 293,464.40

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Solution

The fourth proportional to 692,891.60, 1,038,559.80 and 293,464.40 is: 439,867.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,891.60 : 1,038,559.80 = 293,464.40 : x
  2. Step 2: Convert to fraction form
    692,891.60/1,038,559.80 = 293,464.40/x
  3. Step 3: Cross multiply
    692,891.60x = 1,038,559.80 × 293,464.40
  4. Step 4: Simplify right side
    692,891.60x = 304,780,328,571.12
  5. Step 5: Solve for x
    x = 304,780,328,571.12/692,891.60
  6. Step 6: Final answer
    x = 439,867.26

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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.