Home / 906,247.62-1,250,641.95-498,323.52

Finding the Fourth Proportional to 906,247.62, 1,250,641.95 and 498,323.52

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Solution

The fourth proportional to 906,247.62, 1,250,641.95 and 498,323.52 is: 687,697.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,247.62 : 1,250,641.95 = 498,323.52 : x
  2. Step 2: Convert to fraction form
    906,247.62/1,250,641.95 = 498,323.52/x
  3. Step 3: Cross multiply
    906,247.62x = 1,250,641.95 × 498,323.52
  4. Step 4: Simplify right side
    906,247.62x = 623,224,298,783.66
  5. Step 5: Solve for x
    x = 623,224,298,783.66/906,247.62
  6. Step 6: Final answer
    x = 687,697.58

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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.