Home / 908,443.10-1,365,617.10-778,535.30

Finding the Fourth Proportional to 908,443.10, 1,365,617.10 and 778,535.30

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Solution

The fourth proportional to 908,443.10, 1,365,617.10 and 778,535.30 is: 1,170,333.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,443.10 : 1,365,617.10 = 778,535.30 : x
  2. Step 2: Convert to fraction form
    908,443.10/1,365,617.10 = 778,535.30/x
  3. Step 3: Cross multiply
    908,443.10x = 1,365,617.10 × 778,535.30
  4. Step 4: Simplify right side
    908,443.10x = 1,063,181,118,633.63
  5. Step 5: Solve for x
    x = 1,063,181,118,633.63/908,443.10
  6. Step 6: Final answer
    x = 1,170,333.20

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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.