Home / 713,981.70-1,070,404.23-353,899.14

Finding the Fourth Proportional to 713,981.70, 1,070,404.23 and 353,899.14

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Solution

The fourth proportional to 713,981.70, 1,070,404.23 and 353,899.14 is: 530,567.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,981.70 : 1,070,404.23 = 353,899.14 : x
  2. Step 2: Convert to fraction form
    713,981.70/1,070,404.23 = 353,899.14/x
  3. Step 3: Cross multiply
    713,981.70x = 1,070,404.23 × 353,899.14
  4. Step 4: Simplify right side
    713,981.70x = 378,815,136,449.36
  5. Step 5: Solve for x
    x = 378,815,136,449.36/713,981.70
  6. Step 6: Final answer
    x = 530,567.01

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1.5x scale

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.