Home / 883,540.80-1,326,002.40-410,284.80

Finding the Fourth Proportional to 883,540.80, 1,326,002.40 and 410,284.80

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Solution

The fourth proportional to 883,540.80, 1,326,002.40 and 410,284.80 is: 615,748.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,540.80 : 1,326,002.40 = 410,284.80 : x
  2. Step 2: Convert to fraction form
    883,540.80/1,326,002.40 = 410,284.80/x
  3. Step 3: Cross multiply
    883,540.80x = 1,326,002.40 × 410,284.80
  4. Step 4: Simplify right side
    883,540.80x = 544,038,629,483.52
  5. Step 5: Solve for x
    x = 544,038,629,483.52/883,540.80
  6. Step 6: Final answer
    x = 615,748.17

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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.