Home / 788,545.53-1,088,192.07-425,969.28

Finding the Fourth Proportional to 788,545.53, 1,088,192.07 and 425,969.28

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Solution

The fourth proportional to 788,545.53, 1,088,192.07 and 425,969.28 is: 587,837.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,545.53 : 1,088,192.07 = 425,969.28 : x
  2. Step 2: Convert to fraction form
    788,545.53/1,088,192.07 = 425,969.28/x
  3. Step 3: Cross multiply
    788,545.53x = 1,088,192.07 × 425,969.28
  4. Step 4: Simplify right side
    788,545.53x = 463,536,392,559.61
  5. Step 5: Solve for x
    x = 463,536,392,559.61/788,545.53
  6. Step 6: Final answer
    x = 587,837.20

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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.