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Finding the Fourth Proportional to 496,925.79, 744,448.27 and 293,913.87

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Solution

The fourth proportional to 496,925.79, 744,448.27 and 293,913.87 is: 440,314.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,925.79 : 744,448.27 = 293,913.87 : x
  2. Step 2: Convert to fraction form
    496,925.79/744,448.27 = 293,913.87/x
  3. Step 3: Cross multiply
    496,925.79x = 744,448.27 × 293,913.87
  4. Step 4: Simplify right side
    496,925.79x = 218,803,672,050.51
  5. Step 5: Solve for x
    x = 218,803,672,050.51/496,925.79
  6. Step 6: Final answer
    x = 440,314.58

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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.