Home / 799,701.86-1,103,595.98-455,532.86

Finding the Fourth Proportional to 799,701.86, 1,103,595.98 and 455,532.86

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Solution

The fourth proportional to 799,701.86, 1,103,595.98 and 455,532.86 is: 628,639.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,701.86 : 1,103,595.98 = 455,532.86 : x
  2. Step 2: Convert to fraction form
    799,701.86/1,103,595.98 = 455,532.86/x
  3. Step 3: Cross multiply
    799,701.86x = 1,103,595.98 × 455,532.86
  4. Step 4: Simplify right side
    799,701.86x = 502,724,233,053.90
  5. Step 5: Solve for x
    x = 502,724,233,053.90/799,701.86
  6. Step 6: Final answer
    x = 628,639.57

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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.