Home / 529,937.13-731,029.35-368,511.93

Finding the Fourth Proportional to 529,937.13, 731,029.35 and 368,511.93

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Solution

The fourth proportional to 529,937.13, 731,029.35 and 368,511.93 is: 508,349.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,937.13 : 731,029.35 = 368,511.93 : x
  2. Step 2: Convert to fraction form
    529,937.13/731,029.35 = 368,511.93/x
  3. Step 3: Cross multiply
    529,937.13x = 731,029.35 × 368,511.93
  4. Step 4: Simplify right side
    529,937.13x = 269,393,038,037.07
  5. Step 5: Solve for x
    x = 269,393,038,037.07/529,937.13
  6. Step 6: Final answer
    x = 508,349.05

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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.