Home / 986,915.96-1,480,152.50-453,924.92

Finding the Fourth Proportional to 986,915.96, 1,480,152.50 and 453,924.92

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Solution

The fourth proportional to 986,915.96, 1,480,152.50 and 453,924.92 is: 680,785.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,915.96 : 1,480,152.50 = 453,924.92 : x
  2. Step 2: Convert to fraction form
    986,915.96/1,480,152.50 = 453,924.92/x
  3. Step 3: Cross multiply
    986,915.96x = 1,480,152.50 × 453,924.92
  4. Step 4: Simplify right side
    986,915.96x = 671,878,105,150.30
  5. Step 5: Solve for x
    x = 671,878,105,150.30/986,915.96
  6. Step 6: Final answer
    x = 680,785.53

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1.5x scale

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.