Home / 572,729.32-792,079.05-500,984.65

Finding the Fourth Proportional to 572,729.32, 792,079.05 and 500,984.65

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Solution

The fourth proportional to 572,729.32, 792,079.05 and 500,984.65 is: 692,856.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,729.32 : 792,079.05 = 500,984.65 : x
  2. Step 2: Convert to fraction form
    572,729.32/792,079.05 = 500,984.65/x
  3. Step 3: Cross multiply
    572,729.32x = 792,079.05 × 500,984.65
  4. Step 4: Simplify right side
    572,729.32x = 396,819,445,636.58
  5. Step 5: Solve for x
    x = 396,819,445,636.58/572,729.32
  6. Step 6: Final answer
    x = 692,856.87

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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.