Home / 942,545.88-1,300,718.94-512,829.24

Finding the Fourth Proportional to 942,545.88, 1,300,718.94 and 512,829.24

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Solution

The fourth proportional to 942,545.88, 1,300,718.94 and 512,829.24 is: 707,707.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,545.88 : 1,300,718.94 = 512,829.24 : x
  2. Step 2: Convert to fraction form
    942,545.88/1,300,718.94 = 512,829.24/x
  3. Step 3: Cross multiply
    942,545.88x = 1,300,718.94 × 512,829.24
  4. Step 4: Simplify right side
    942,545.88x = 667,046,705,453.81
  5. Step 5: Solve for x
    x = 667,046,705,453.81/942,545.88
  6. Step 6: Final answer
    x = 707,707.41

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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.