Home / 557,947.44-837,412.02-305,460.72

Finding the Fourth Proportional to 557,947.44, 837,412.02 and 305,460.72

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Solution

The fourth proportional to 557,947.44, 837,412.02 and 305,460.72 is: 458,459.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,947.44 : 837,412.02 = 305,460.72 : x
  2. Step 2: Convert to fraction form
    557,947.44/837,412.02 = 305,460.72/x
  3. Step 3: Cross multiply
    557,947.44x = 837,412.02 × 305,460.72
  4. Step 4: Simplify right side
    557,947.44x = 255,796,478,565.85
  5. Step 5: Solve for x
    x = 255,796,478,565.85/557,947.44
  6. Step 6: Final answer
    x = 458,459.81

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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.