Home / 533,657.28-736,486.96-304,220

Finding the Fourth Proportional to 533,657.28, 736,486.96 and 304,220

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Solution

The fourth proportional to 533,657.28, 736,486.96 and 304,220 is: 419,846.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,657.28 : 736,486.96 = 304,220 : x
  2. Step 2: Convert to fraction form
    533,657.28/736,486.96 = 304,220/x
  3. Step 3: Cross multiply
    533,657.28x = 736,486.96 × 304,220
  4. Step 4: Simplify right side
    533,657.28x = 224,054,062,971.20
  5. Step 5: Solve for x
    x = 224,054,062,971.20/533,657.28
  6. Step 6: Final answer
    x = 419,846.35

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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.