Home / 833,119.11-1,249,420.37-300,570.93

Finding the Fourth Proportional to 833,119.11, 1,249,420.37 and 300,570.93

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Solution

The fourth proportional to 833,119.11, 1,249,420.37 and 300,570.93 is: 450,763.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,119.11 : 1,249,420.37 = 300,570.93 : x
  2. Step 2: Convert to fraction form
    833,119.11/1,249,420.37 = 300,570.93/x
  3. Step 3: Cross multiply
    833,119.11x = 1,249,420.37 × 300,570.93
  4. Step 4: Simplify right side
    833,119.11x = 375,539,441,068.99
  5. Step 5: Solve for x
    x = 375,539,441,068.99/833,119.11
  6. Step 6: Final answer
    x = 450,763.21

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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.