Home / 855,451.68-1,180,509.02-473,470.26

Finding the Fourth Proportional to 855,451.68, 1,180,509.02 and 473,470.26

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Solution

The fourth proportional to 855,451.68, 1,180,509.02 and 473,470.26 is: 653,381.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,451.68 : 1,180,509.02 = 473,470.26 : x
  2. Step 2: Convert to fraction form
    855,451.68/1,180,509.02 = 473,470.26/x
  3. Step 3: Cross multiply
    855,451.68x = 1,180,509.02 × 473,470.26
  4. Step 4: Simplify right side
    855,451.68x = 558,935,912,631.75
  5. Step 5: Solve for x
    x = 558,935,912,631.75/855,451.68
  6. Step 6: Final answer
    x = 653,381.05

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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.