Home / 1,478,779.95-2,218,562.91-467,919.86

Finding the Fourth Proportional to 1,478,779.95, 2,218,562.91 and 467,919.86

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Solution

The fourth proportional to 1,478,779.95, 2,218,562.91 and 467,919.86 is: 702,004.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,779.95 : 2,218,562.91 = 467,919.86 : x
  2. Step 2: Convert to fraction form
    1,478,779.95/2,218,562.91 = 467,919.86/x
  3. Step 3: Cross multiply
    1,478,779.95x = 2,218,562.91 × 467,919.86
  4. Step 4: Simplify right side
    1,478,779.95x = 1,038,109,651,794.80
  5. Step 5: Solve for x
    x = 1,038,109,651,794.80/1,478,779.95
  6. Step 6: Final answer
    x = 702,004.14

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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.