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Finding the Fourth Proportional to 533,271.72, 735,907.14 and 291,555.24

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Solution

The fourth proportional to 533,271.72, 735,907.14 and 291,555.24 is: 402,341.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,271.72 : 735,907.14 = 291,555.24 : x
  2. Step 2: Convert to fraction form
    533,271.72/735,907.14 = 291,555.24/x
  3. Step 3: Cross multiply
    533,271.72x = 735,907.14 × 291,555.24
  4. Step 4: Simplify right side
    533,271.72x = 214,557,582,820.41
  5. Step 5: Solve for x
    x = 214,557,582,820.41/533,271.72
  6. Step 6: Final answer
    x = 402,341.95

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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.