Home / 735,012.96-1,014,411.78-448,472.22

Finding the Fourth Proportional to 735,012.96, 1,014,411.78 and 448,472.22

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Solution

The fourth proportional to 735,012.96, 1,014,411.78 and 448,472.22 is: 618,948.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,012.96 : 1,014,411.78 = 448,472.22 : x
  2. Step 2: Convert to fraction form
    735,012.96/1,014,411.78 = 448,472.22/x
  3. Step 3: Cross multiply
    735,012.96x = 1,014,411.78 × 448,472.22
  4. Step 4: Simplify right side
    735,012.96x = 454,935,502,970.75
  5. Step 5: Solve for x
    x = 454,935,502,970.75/735,012.96
  6. Step 6: Final answer
    x = 618,948.95

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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.