Home / 698,202.86-1,047,386.30-248,987.59

Finding the Fourth Proportional to 698,202.86, 1,047,386.30 and 248,987.59

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Solution

The fourth proportional to 698,202.86, 1,047,386.30 and 248,987.59 is: 373,510.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,202.86 : 1,047,386.30 = 248,987.59 : x
  2. Step 2: Convert to fraction form
    698,202.86/1,047,386.30 = 248,987.59/x
  3. Step 3: Cross multiply
    698,202.86x = 1,047,386.30 × 248,987.59
  4. Step 4: Simplify right side
    698,202.86x = 260,786,192,567.72
  5. Step 5: Solve for x
    x = 260,786,192,567.72/698,202.86
  6. Step 6: Final answer
    x = 373,510.63

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Double scale
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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.