Home / 700,364.88-1,050,543.68-447,015.51

Finding the Fourth Proportional to 700,364.88, 1,050,543.68 and 447,015.51

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Solution

The fourth proportional to 700,364.88, 1,050,543.68 and 447,015.51 is: 670,520.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,364.88 : 1,050,543.68 = 447,015.51 : x
  2. Step 2: Convert to fraction form
    700,364.88/1,050,543.68 = 447,015.51/x
  3. Step 3: Cross multiply
    700,364.88x = 1,050,543.68 × 447,015.51
  4. Step 4: Simplify right side
    700,364.88x = 469,609,316,657.40
  5. Step 5: Solve for x
    x = 469,609,316,657.40/700,364.88
  6. Step 6: Final answer
    x = 670,520.94

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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.