Home / 497,433.15-686,547.29-293,472.32

Finding the Fourth Proportional to 497,433.15, 686,547.29 and 293,472.32

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Solution

The fourth proportional to 497,433.15, 686,547.29 and 293,472.32 is: 405,044.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,433.15 : 686,547.29 = 293,472.32 : x
  2. Step 2: Convert to fraction form
    497,433.15/686,547.29 = 293,472.32/x
  3. Step 3: Cross multiply
    497,433.15x = 686,547.29 × 293,472.32
  4. Step 4: Simplify right side
    497,433.15x = 201,482,623,286.96
  5. Step 5: Solve for x
    x = 201,482,623,286.96/497,433.15
  6. Step 6: Final answer
    x = 405,044.62

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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.