Home / 807,869.16-1,115,924.31-603,565.02

Finding the Fourth Proportional to 807,869.16, 1,115,924.31 and 603,565.02

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Solution

The fourth proportional to 807,869.16, 1,115,924.31 and 603,565.02 is: 833,715.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,869.16 : 1,115,924.31 = 603,565.02 : x
  2. Step 2: Convert to fraction form
    807,869.16/1,115,924.31 = 603,565.02/x
  3. Step 3: Cross multiply
    807,869.16x = 1,115,924.31 × 603,565.02
  4. Step 4: Simplify right side
    807,869.16x = 673,532,878,483.64
  5. Step 5: Solve for x
    x = 673,532,878,483.64/807,869.16
  6. Step 6: Final answer
    x = 833,715.30

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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.