Home / 833,065.02-1,249,296.21-300,443.04

Finding the Fourth Proportional to 833,065.02, 1,249,296.21 and 300,443.04

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Solution

The fourth proportional to 833,065.02, 1,249,296.21 and 300,443.04 is: 450,555.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,065.02 : 1,249,296.21 = 300,443.04 : x
  2. Step 2: Convert to fraction form
    833,065.02/1,249,296.21 = 300,443.04/x
  3. Step 3: Cross multiply
    833,065.02x = 1,249,296.21 × 300,443.04
  4. Step 4: Simplify right side
    833,065.02x = 375,342,351,192.88
  5. Step 5: Solve for x
    x = 375,342,351,192.88/833,065.02
  6. Step 6: Final answer
    x = 450,555.89

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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.