Home / 848,782.38-1,272,779.64-493,898.16

Finding the Fourth Proportional to 848,782.38, 1,272,779.64 and 493,898.16

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Solution

The fourth proportional to 848,782.38, 1,272,779.64 and 493,898.16 is: 740,618.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,782.38 : 1,272,779.64 = 493,898.16 : x
  2. Step 2: Convert to fraction form
    848,782.38/1,272,779.64 = 493,898.16/x
  3. Step 3: Cross multiply
    848,782.38x = 1,272,779.64 × 493,898.16
  4. Step 4: Simplify right side
    848,782.38x = 628,623,522,281.46
  5. Step 5: Solve for x
    x = 628,623,522,281.46/848,782.38
  6. Step 6: Final answer
    x = 740,618.02

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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.