Home / 478,746.84-660,675.24-263,895.24

Finding the Fourth Proportional to 478,746.84, 660,675.24 and 263,895.24

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Solution

The fourth proportional to 478,746.84, 660,675.24 and 263,895.24 is: 364,177.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    478,746.84 : 660,675.24 = 263,895.24 : x
  2. Step 2: Convert to fraction form
    478,746.84/660,675.24 = 263,895.24/x
  3. Step 3: Cross multiply
    478,746.84x = 660,675.24 × 263,895.24
  4. Step 4: Simplify right side
    478,746.84x = 174,349,051,021.86
  5. Step 5: Solve for x
    x = 174,349,051,021.86/478,746.84
  6. Step 6: Final answer
    x = 364,177.97

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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.