Home / 880,260.69-1,320,881.55-475,444.74

Finding the Fourth Proportional to 880,260.69, 1,320,881.55 and 475,444.74

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Solution

The fourth proportional to 880,260.69, 1,320,881.55 and 475,444.74 is: 713,432.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,260.69 : 1,320,881.55 = 475,444.74 : x
  2. Step 2: Convert to fraction form
    880,260.69/1,320,881.55 = 475,444.74/x
  3. Step 3: Cross multiply
    880,260.69x = 1,320,881.55 × 475,444.74
  4. Step 4: Simplify right side
    880,260.69x = 628,006,185,110.55
  5. Step 5: Solve for x
    x = 628,006,185,110.55/880,260.69
  6. Step 6: Final answer
    x = 713,432.05

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1.5x scale

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.