Home / 986,916.52-1,480,153.34-453,925.48

Finding the Fourth Proportional to 986,916.52, 1,480,153.34 and 453,925.48

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Solution

The fourth proportional to 986,916.52, 1,480,153.34 and 453,925.48 is: 680,786.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,916.52 : 1,480,153.34 = 453,925.48 : x
  2. Step 2: Convert to fraction form
    986,916.52/1,480,153.34 = 453,925.48/x
  3. Step 3: Cross multiply
    986,916.52x = 1,480,153.34 × 453,925.48
  4. Step 4: Simplify right side
    986,916.52x = 671,879,315,333.10
  5. Step 5: Solve for x
    x = 671,879,315,333.10/986,916.52
  6. Step 6: Final answer
    x = 680,786.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.