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Finding the Fourth Proportional to 735,499.05, 1,014,897.90 and 425,454.90

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Solution

The fourth proportional to 735,499.05, 1,014,897.90 and 425,454.90 is: 587,075.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,499.05 : 1,014,897.90 = 425,454.90 : x
  2. Step 2: Convert to fraction form
    735,499.05/1,014,897.90 = 425,454.90/x
  3. Step 3: Cross multiply
    735,499.05x = 1,014,897.90 × 425,454.90
  4. Step 4: Simplify right side
    735,499.05x = 431,793,282,344.30
  5. Step 5: Solve for x
    x = 431,793,282,344.30/735,499.05
  6. Step 6: Final answer
    x = 587,075.24

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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.