Home / 877,068.03-1,315,491.08-278,034.96

Finding the Fourth Proportional to 877,068.03, 1,315,491.08 and 278,034.96

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Solution

The fourth proportional to 877,068.03, 1,315,491.08 and 278,034.96 is: 417,017.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,068.03 : 1,315,491.08 = 278,034.96 : x
  2. Step 2: Convert to fraction form
    877,068.03/1,315,491.08 = 278,034.96/x
  3. Step 3: Cross multiply
    877,068.03x = 1,315,491.08 × 278,034.96
  4. Step 4: Simplify right side
    877,068.03x = 365,752,508,417.98
  5. Step 5: Solve for x
    x = 365,752,508,417.98/877,068.03
  6. Step 6: Final answer
    x = 417,017.26

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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.