Home / 346,283.10-519,359.04-121,590.72

Finding the Fourth Proportional to 346,283.10, 519,359.04 and 121,590.72

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Solution

The fourth proportional to 346,283.10, 519,359.04 and 121,590.72 is: 182,363.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,283.10 : 519,359.04 = 121,590.72 : x
  2. Step 2: Convert to fraction form
    346,283.10/519,359.04 = 121,590.72/x
  3. Step 3: Cross multiply
    346,283.10x = 519,359.04 × 121,590.72
  4. Step 4: Simplify right side
    346,283.10x = 63,149,239,612.11
  5. Step 5: Solve for x
    x = 63,149,239,612.11/346,283.10
  6. Step 6: Final answer
    x = 182,363.04

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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.