Home / 1,303,909.49-1,955,843.45-357,280.20

Finding the Fourth Proportional to 1,303,909.49, 1,955,843.45 and 357,280.20

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Solution

The fourth proportional to 1,303,909.49, 1,955,843.45 and 357,280.20 is: 535,914.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,909.49 : 1,955,843.45 = 357,280.20 : x
  2. Step 2: Convert to fraction form
    1,303,909.49/1,955,843.45 = 357,280.20/x
  3. Step 3: Cross multiply
    1,303,909.49x = 1,955,843.45 × 357,280.20
  4. Step 4: Simplify right side
    1,303,909.49x = 698,784,138,984.69
  5. Step 5: Solve for x
    x = 698,784,138,984.69/1,303,909.49
  6. Step 6: Final answer
    x = 535,914.60

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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.