Home / 788,293.94-1,087,845.59-425,717.82

Finding the Fourth Proportional to 788,293.94, 1,087,845.59 and 425,717.82

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Solution

The fourth proportional to 788,293.94, 1,087,845.59 and 425,717.82 is: 587,490.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,293.94 : 1,087,845.59 = 425,717.82 : x
  2. Step 2: Convert to fraction form
    788,293.94/1,087,845.59 = 425,717.82/x
  3. Step 3: Cross multiply
    788,293.94x = 1,087,845.59 × 425,717.82
  4. Step 4: Simplify right side
    788,293.94x = 463,115,254,135.71
  5. Step 5: Solve for x
    x = 463,115,254,135.71/788,293.94
  6. Step 6: Final answer
    x = 587,490.57

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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.