Home / 478,277.24-660,052.55-263,417.25

Finding the Fourth Proportional to 478,277.24, 660,052.55 and 263,417.25

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Solution

The fourth proportional to 478,277.24, 660,052.55 and 263,417.25 is: 363,532.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    478,277.24 : 660,052.55 = 263,417.25 : x
  2. Step 2: Convert to fraction form
    478,277.24/660,052.55 = 263,417.25/x
  3. Step 3: Cross multiply
    478,277.24x = 660,052.55 × 263,417.25
  4. Step 4: Simplify right side
    478,277.24x = 173,869,226,259.40
  5. Step 5: Solve for x
    x = 173,869,226,259.40/478,277.24
  6. Step 6: Final answer
    x = 363,532.31

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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.