Home / 559,011.36-771,454.44-314,039.10

Finding the Fourth Proportional to 559,011.36, 771,454.44 and 314,039.10

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Solution

The fourth proportional to 559,011.36, 771,454.44 and 314,039.10 is: 433,384.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,011.36 : 771,454.44 = 314,039.10 : x
  2. Step 2: Convert to fraction form
    559,011.36/771,454.44 = 314,039.10/x
  3. Step 3: Cross multiply
    559,011.36x = 771,454.44 × 314,039.10
  4. Step 4: Simplify right side
    559,011.36x = 242,266,858,028.60
  5. Step 5: Solve for x
    x = 242,266,858,028.60/559,011.36
  6. Step 6: Final answer
    x = 433,384.50

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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.