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Finding the Fourth Proportional to 655,703.48, 904,846.47 and 365,308.22

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Solution

The fourth proportional to 655,703.48, 904,846.47 and 365,308.22 is: 504,111.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,703.48 : 904,846.47 = 365,308.22 : x
  2. Step 2: Convert to fraction form
    655,703.48/904,846.47 = 365,308.22/x
  3. Step 3: Cross multiply
    655,703.48x = 904,846.47 × 365,308.22
  4. Step 4: Simplify right side
    655,703.48x = 330,547,853,328.98
  5. Step 5: Solve for x
    x = 330,547,853,328.98/655,703.48
  6. Step 6: Final answer
    x = 504,111.79

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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.