Home / 698,538.48-1,047,815.04-559,182.96

Finding the Fourth Proportional to 698,538.48, 1,047,815.04 and 559,182.96

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Solution

The fourth proportional to 698,538.48, 1,047,815.04 and 559,182.96 is: 838,780.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,538.48 : 1,047,815.04 = 559,182.96 : x
  2. Step 2: Convert to fraction form
    698,538.48/1,047,815.04 = 559,182.96/x
  3. Step 3: Cross multiply
    698,538.48x = 1,047,815.04 × 559,182.96
  4. Step 4: Simplify right side
    698,538.48x = 585,920,315,599.72
  5. Step 5: Solve for x
    x = 585,920,315,599.72/698,538.48
  6. Step 6: Final answer
    x = 838,780.30

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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.