Home / 683,117.55-1,024,676.33-328,045.95

Finding the Fourth Proportional to 683,117.55, 1,024,676.33 and 328,045.95

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Solution

The fourth proportional to 683,117.55, 1,024,676.33 and 328,045.95 is: 492,068.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,117.55 : 1,024,676.33 = 328,045.95 : x
  2. Step 2: Convert to fraction form
    683,117.55/1,024,676.33 = 328,045.95/x
  3. Step 3: Cross multiply
    683,117.55x = 1,024,676.33 × 328,045.95
  4. Step 4: Simplify right side
    683,117.55x = 336,140,918,477.13
  5. Step 5: Solve for x
    x = 336,140,918,477.13/683,117.55
  6. Step 6: Final answer
    x = 492,068.93

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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.