Home / 558,783.28-771,137.63-344,047.24

Finding the Fourth Proportional to 558,783.28, 771,137.63 and 344,047.24

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Solution

The fourth proportional to 558,783.28, 771,137.63 and 344,047.24 is: 474,795.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,783.28 : 771,137.63 = 344,047.24 : x
  2. Step 2: Convert to fraction form
    558,783.28/771,137.63 = 344,047.24/x
  3. Step 3: Cross multiply
    558,783.28x = 771,137.63 × 344,047.24
  4. Step 4: Simplify right side
    558,783.28x = 265,307,771,541.41
  5. Step 5: Solve for x
    x = 265,307,771,541.41/558,783.28
  6. Step 6: Final answer
    x = 474,795.47

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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.