Home / 314,827.18-434,627.64-252,902.32

Finding the Fourth Proportional to 314,827.18, 434,627.64 and 252,902.32

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Solution

The fourth proportional to 314,827.18, 434,627.64 and 252,902.32 is: 349,138.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,827.18 : 434,627.64 = 252,902.32 : x
  2. Step 2: Convert to fraction form
    314,827.18/434,627.64 = 252,902.32/x
  3. Step 3: Cross multiply
    314,827.18x = 434,627.64 × 252,902.32
  4. Step 4: Simplify right side
    314,827.18x = 109,918,338,492.13
  5. Step 5: Solve for x
    x = 109,918,338,492.13/314,827.18
  6. Step 6: Final answer
    x = 349,138.66

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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.