Home / 884,078.80-1,326,809.40-410,822.80

Finding the Fourth Proportional to 884,078.80, 1,326,809.40 and 410,822.80

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Solution

The fourth proportional to 884,078.80, 1,326,809.40 and 410,822.80 is: 616,555.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,078.80 : 1,326,809.40 = 410,822.80 : x
  2. Step 2: Convert to fraction form
    884,078.80/1,326,809.40 = 410,822.80/x
  3. Step 3: Cross multiply
    884,078.80x = 1,326,809.40 × 410,822.80
  4. Step 4: Simplify right side
    884,078.80x = 545,083,552,774.32
  5. Step 5: Solve for x
    x = 545,083,552,774.32/884,078.80
  6. Step 6: Final answer
    x = 616,555.39

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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.