Home / 740,147.48-1,110,664.14-679,917.50

Finding the Fourth Proportional to 740,147.48, 1,110,664.14 and 679,917.50

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Solution

The fourth proportional to 740,147.48, 1,110,664.14 and 679,917.50 is: 1,020,283.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,147.48 : 1,110,664.14 = 679,917.50 : x
  2. Step 2: Convert to fraction form
    740,147.48/1,110,664.14 = 679,917.50/x
  3. Step 3: Cross multiply
    740,147.48x = 1,110,664.14 × 679,917.50
  4. Step 4: Simplify right side
    740,147.48x = 755,159,985,408.45
  5. Step 5: Solve for x
    x = 755,159,985,408.45/740,147.48
  6. Step 6: Final answer
    x = 1,020,283.13

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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.