Home / 637,117.04-879,241.46-361,486.51

Finding the Fourth Proportional to 637,117.04, 879,241.46 and 361,486.51

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Solution

The fourth proportional to 637,117.04, 879,241.46 and 361,486.51 is: 498,862.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,117.04 : 879,241.46 = 361,486.51 : x
  2. Step 2: Convert to fraction form
    637,117.04/879,241.46 = 361,486.51/x
  3. Step 3: Cross multiply
    637,117.04x = 879,241.46 × 361,486.51
  4. Step 4: Simplify right side
    637,117.04x = 317,833,925,015.27
  5. Step 5: Solve for x
    x = 317,833,925,015.27/637,117.04
  6. Step 6: Final answer
    x = 498,862.70

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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.