Home / 993,454.74-1,490,404.30-362,368.55

Finding the Fourth Proportional to 993,454.74, 1,490,404.30 and 362,368.55

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Solution

The fourth proportional to 993,454.74, 1,490,404.30 and 362,368.55 is: 543,633.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,454.74 : 1,490,404.30 = 362,368.55 : x
  2. Step 2: Convert to fraction form
    993,454.74/1,490,404.30 = 362,368.55/x
  3. Step 3: Cross multiply
    993,454.74x = 1,490,404.30 × 362,368.55
  4. Step 4: Simplify right side
    993,454.74x = 540,075,645,104.77
  5. Step 5: Solve for x
    x = 540,075,645,104.77/993,454.74
  6. Step 6: Final answer
    x = 543,633.87

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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.