Home / 910,750.13-1,366,190.81-349,784.63

Finding the Fourth Proportional to 910,750.13, 1,366,190.81 and 349,784.63

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Solution

The fourth proportional to 910,750.13, 1,366,190.81 and 349,784.63 is: 524,702.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,750.13 : 1,366,190.81 = 349,784.63 : x
  2. Step 2: Convert to fraction form
    910,750.13/1,366,190.81 = 349,784.63/x
  3. Step 3: Cross multiply
    910,750.13x = 1,366,190.81 × 349,784.63
  4. Step 4: Simplify right side
    910,750.13x = 477,872,538,405.37
  5. Step 5: Solve for x
    x = 477,872,538,405.37/910,750.13
  6. Step 6: Final answer
    x = 524,702.14

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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.