Home / 702,756.86-1,053,461.88-297,391.46

Finding the Fourth Proportional to 702,756.86, 1,053,461.88 and 297,391.46

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Solution

The fourth proportional to 702,756.86, 1,053,461.88 and 297,391.46 is: 445,802.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,756.86 : 1,053,461.88 = 297,391.46 : x
  2. Step 2: Convert to fraction form
    702,756.86/1,053,461.88 = 297,391.46/x
  3. Step 3: Cross multiply
    702,756.86x = 1,053,461.88 × 297,391.46
  4. Step 4: Simplify right side
    702,756.86x = 313,290,566,547.55
  5. Step 5: Solve for x
    x = 313,290,566,547.55/702,756.86
  6. Step 6: Final answer
    x = 445,802.22

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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.