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Finding the Fourth Proportional to 655,244.46, 904,266.45 and 368,783.10

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Solution

The fourth proportional to 655,244.46, 904,266.45 and 368,783.10 is: 508,937.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,244.46 : 904,266.45 = 368,783.10 : x
  2. Step 2: Convert to fraction form
    655,244.46/904,266.45 = 368,783.10/x
  3. Step 3: Cross multiply
    655,244.46x = 904,266.45 × 368,783.10
  4. Step 4: Simplify right side
    655,244.46x = 333,478,184,657.00
  5. Step 5: Solve for x
    x = 333,478,184,657.00/655,244.46
  6. Step 6: Final answer
    x = 508,937.05

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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.