Home / 375,298.64-562,949.12-90,988.04

Finding the Fourth Proportional to 375,298.64, 562,949.12 and 90,988.04

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Solution

The fourth proportional to 375,298.64, 562,949.12 and 90,988.04 is: 136,482.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,298.64 : 562,949.12 = 90,988.04 : x
  2. Step 2: Convert to fraction form
    375,298.64/562,949.12 = 90,988.04/x
  3. Step 3: Cross multiply
    375,298.64x = 562,949.12 × 90,988.04
  4. Step 4: Simplify right side
    375,298.64x = 51,221,637,048.52
  5. Step 5: Solve for x
    x = 51,221,637,048.52/375,298.64
  6. Step 6: Final answer
    x = 136,482.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.