Home / 558,973.53-771,134.25-377,627.13

Finding the Fourth Proportional to 558,973.53, 771,134.25 and 377,627.13

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Solution

The fourth proportional to 558,973.53, 771,134.25 and 377,627.13 is: 520,957.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,973.53 : 771,134.25 = 377,627.13 : x
  2. Step 2: Convert to fraction form
    558,973.53/771,134.25 = 377,627.13/x
  3. Step 3: Cross multiply
    558,973.53x = 771,134.25 × 377,627.13
  4. Step 4: Simplify right side
    558,973.53x = 291,201,213,672.20
  5. Step 5: Solve for x
    x = 291,201,213,672.20/558,973.53
  6. Step 6: Final answer
    x = 520,957.07

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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.