Home / 953,075.84-1,429,193.88-447,780.44

Finding the Fourth Proportional to 953,075.84, 1,429,193.88 and 447,780.44

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Solution

The fourth proportional to 953,075.84, 1,429,193.88 and 447,780.44 is: 671,473.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,075.84 : 1,429,193.88 = 447,780.44 : x
  2. Step 2: Convert to fraction form
    953,075.84/1,429,193.88 = 447,780.44/x
  3. Step 3: Cross multiply
    953,075.84x = 1,429,193.88 × 447,780.44
  4. Step 4: Simplify right side
    953,075.84x = 639,965,064,431.71
  5. Step 5: Solve for x
    x = 639,965,064,431.71/953,075.84
  6. Step 6: Final answer
    x = 671,473.39

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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.