Home / 855,319.23-1,180,377.62-473,346.15

Finding the Fourth Proportional to 855,319.23, 1,180,377.62 and 473,346.15

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Solution

The fourth proportional to 855,319.23, 1,180,377.62 and 473,346.15 is: 653,238.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,319.23 : 1,180,377.62 = 473,346.15 : x
  2. Step 2: Convert to fraction form
    855,319.23/1,180,377.62 = 473,346.15/x
  3. Step 3: Cross multiply
    855,319.23x = 1,180,377.62 × 473,346.15
  4. Step 4: Simplify right side
    855,319.23x = 558,727,199,606.43
  5. Step 5: Solve for x
    x = 558,727,199,606.43/855,319.23
  6. Step 6: Final answer
    x = 653,238.21

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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.