Home / 360,220.37-497,089.89-207,281.88

Finding the Fourth Proportional to 360,220.37, 497,089.89 and 207,281.88

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Solution

The fourth proportional to 360,220.37, 497,089.89 and 207,281.88 is: 286,040.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,220.37 : 497,089.89 = 207,281.88 : x
  2. Step 2: Convert to fraction form
    360,220.37/497,089.89 = 207,281.88/x
  3. Step 3: Cross multiply
    360,220.37x = 497,089.89 × 207,281.88
  4. Step 4: Simplify right side
    360,220.37x = 103,037,726,928.19
  5. Step 5: Solve for x
    x = 103,037,726,928.19/360,220.37
  6. Step 6: Final answer
    x = 286,040.82

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1.5x scale

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.