Home / 798,579.61-1,102,024.85-454,407.77

Finding the Fourth Proportional to 798,579.61, 1,102,024.85 and 454,407.77

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Solution

The fourth proportional to 798,579.61, 1,102,024.85 and 454,407.77 is: 627,074.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,579.61 : 1,102,024.85 = 454,407.77 : x
  2. Step 2: Convert to fraction form
    798,579.61/1,102,024.85 = 454,407.77/x
  3. Step 3: Cross multiply
    798,579.61x = 1,102,024.85 × 454,407.77
  4. Step 4: Simplify right side
    798,579.61x = 500,768,655,056.11
  5. Step 5: Solve for x
    x = 500,768,655,056.11/798,579.61
  6. Step 6: Final answer
    x = 627,074.18

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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.