Home / 700,272.20-1,050,408.30-434,551.70

Finding the Fourth Proportional to 700,272.20, 1,050,408.30 and 434,551.70

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Solution

The fourth proportional to 700,272.20, 1,050,408.30 and 434,551.70 is: 651,827.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,272.20 : 1,050,408.30 = 434,551.70 : x
  2. Step 2: Convert to fraction form
    700,272.20/1,050,408.30 = 434,551.70/x
  3. Step 3: Cross multiply
    700,272.20x = 1,050,408.30 × 434,551.70
  4. Step 4: Simplify right side
    700,272.20x = 456,456,712,459.11
  5. Step 5: Solve for x
    x = 456,456,712,459.11/700,272.20
  6. Step 6: Final answer
    x = 651,827.55

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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.