Home / 529,676.46-731,254.77-348,913.62

Finding the Fourth Proportional to 529,676.46, 731,254.77 and 348,913.62

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Solution

The fourth proportional to 529,676.46, 731,254.77 and 348,913.62 is: 481,699.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,676.46 : 731,254.77 = 348,913.62 : x
  2. Step 2: Convert to fraction form
    529,676.46/731,254.77 = 348,913.62/x
  3. Step 3: Cross multiply
    529,676.46x = 731,254.77 × 348,913.62
  4. Step 4: Simplify right side
    529,676.46x = 255,144,748,942.97
  5. Step 5: Solve for x
    x = 255,144,748,942.97/529,676.46
  6. Step 6: Final answer
    x = 481,699.24

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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.