Home / 829,483.45-1,144,873.77-542,837.41

Finding the Fourth Proportional to 829,483.45, 1,144,873.77 and 542,837.41

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Solution

The fourth proportional to 829,483.45, 1,144,873.77 and 542,837.41 is: 749,237.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,483.45 : 1,144,873.77 = 542,837.41 : x
  2. Step 2: Convert to fraction form
    829,483.45/1,144,873.77 = 542,837.41/x
  3. Step 3: Cross multiply
    829,483.45x = 1,144,873.77 × 542,837.41
  4. Step 4: Simplify right side
    829,483.45x = 621,480,312,083.74
  5. Step 5: Solve for x
    x = 621,480,312,083.74/829,483.45
  6. Step 6: Final answer
    x = 749,237.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.