Home / 841,858.52-1,262,786.68-210,772.26

Finding the Fourth Proportional to 841,858.52, 1,262,786.68 and 210,772.26

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Solution

The fourth proportional to 841,858.52, 1,262,786.68 and 210,772.26 is: 316,158.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,858.52 : 1,262,786.68 = 210,772.26 : x
  2. Step 2: Convert to fraction form
    841,858.52/1,262,786.68 = 210,772.26/x
  3. Step 3: Cross multiply
    841,858.52x = 1,262,786.68 × 210,772.26
  4. Step 4: Simplify right side
    841,858.52x = 266,160,402,441.50
  5. Step 5: Solve for x
    x = 266,160,402,441.50/841,858.52
  6. Step 6: Final answer
    x = 316,158.11

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1.5x scale

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.