Home / 618,369.48-931,766.22-508,510.44

Finding the Fourth Proportional to 618,369.48, 931,766.22 and 508,510.44

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Solution

The fourth proportional to 618,369.48, 931,766.22 and 508,510.44 is: 766,229.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,369.48 : 931,766.22 = 508,510.44 : x
  2. Step 2: Convert to fraction form
    618,369.48/931,766.22 = 508,510.44/x
  3. Step 3: Cross multiply
    618,369.48x = 931,766.22 × 508,510.44
  4. Step 4: Simplify right side
    618,369.48x = 473,812,850,509.34
  5. Step 5: Solve for x
    x = 473,812,850,509.34/618,369.48
  6. Step 6: Final answer
    x = 766,229.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.