Home / 841,429.16-1,161,321.90-497,250.44

Finding the Fourth Proportional to 841,429.16, 1,161,321.90 and 497,250.44

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Solution

The fourth proportional to 841,429.16, 1,161,321.90 and 497,250.44 is: 686,294.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,429.16 : 1,161,321.90 = 497,250.44 : x
  2. Step 2: Convert to fraction form
    841,429.16/1,161,321.90 = 497,250.44/x
  3. Step 3: Cross multiply
    841,429.16x = 1,161,321.90 × 497,250.44
  4. Step 4: Simplify right side
    841,429.16x = 577,467,825,756.64
  5. Step 5: Solve for x
    x = 577,467,825,756.64/841,429.16
  6. Step 6: Final answer
    x = 686,294.05

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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.