Home / 376,133.04-519,054.56-208,297.35

Finding the Fourth Proportional to 376,133.04, 519,054.56 and 208,297.35

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Solution

The fourth proportional to 376,133.04, 519,054.56 and 208,297.35 is: 287,445.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,133.04 : 519,054.56 = 208,297.35 : x
  2. Step 2: Convert to fraction form
    376,133.04/519,054.56 = 208,297.35/x
  3. Step 3: Cross multiply
    376,133.04x = 519,054.56 × 208,297.35
  4. Step 4: Simplify right side
    376,133.04x = 108,117,688,311.93
  5. Step 5: Solve for x
    x = 108,117,688,311.93/376,133.04
  6. Step 6: Final answer
    x = 287,445.34

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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.