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Finding the Fourth Proportional to 573,357.76, 855,199 and 497,884.39

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Solution

The fourth proportional to 573,357.76, 855,199 and 497,884.39 is: 742,625.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,357.76 : 855,199 = 497,884.39 : x
  2. Step 2: Convert to fraction form
    573,357.76/855,199 = 497,884.39/x
  3. Step 3: Cross multiply
    573,357.76x = 855,199 × 497,884.39
  4. Step 4: Simplify right side
    573,357.76x = 425,790,232,443.61
  5. Step 5: Solve for x
    x = 425,790,232,443.61/573,357.76
  6. Step 6: Final answer
    x = 742,625.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.