Home / 884,491.48-1,326,729.93-253,405.90

Finding the Fourth Proportional to 884,491.48, 1,326,729.93 and 253,405.90

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Solution

The fourth proportional to 884,491.48, 1,326,729.93 and 253,405.90 is: 380,106.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,491.48 : 1,326,729.93 = 253,405.90 : x
  2. Step 2: Convert to fraction form
    884,491.48/1,326,729.93 = 253,405.90/x
  3. Step 3: Cross multiply
    884,491.48x = 1,326,729.93 × 253,405.90
  4. Step 4: Simplify right side
    884,491.48x = 336,201,191,968.59
  5. Step 5: Solve for x
    x = 336,201,191,968.59/884,491.48
  6. Step 6: Final answer
    x = 380,106.76

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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.