Home / 876,498.68-1,314,898.86-277,450.76

Finding the Fourth Proportional to 876,498.68, 1,314,898.86 and 277,450.76

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Solution

The fourth proportional to 876,498.68, 1,314,898.86 and 277,450.76 is: 416,223.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,498.68 : 1,314,898.86 = 277,450.76 : x
  2. Step 2: Convert to fraction form
    876,498.68/1,314,898.86 = 277,450.76/x
  3. Step 3: Cross multiply
    876,498.68x = 1,314,898.86 × 277,450.76
  4. Step 4: Simplify right side
    876,498.68x = 364,819,688,030.13
  5. Step 5: Solve for x
    x = 364,819,688,030.13/876,498.68
  6. Step 6: Final answer
    x = 416,223.89

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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.