Home / 851,798.36-1,277,421.13-283,026.74

Finding the Fourth Proportional to 851,798.36, 1,277,421.13 and 283,026.74

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Solution

The fourth proportional to 851,798.36, 1,277,421.13 and 283,026.74 is: 424,448.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,798.36 : 1,277,421.13 = 283,026.74 : x
  2. Step 2: Convert to fraction form
    851,798.36/1,277,421.13 = 283,026.74/x
  3. Step 3: Cross multiply
    851,798.36x = 1,277,421.13 × 283,026.74
  4. Step 4: Simplify right side
    851,798.36x = 361,544,335,931.93
  5. Step 5: Solve for x
    x = 361,544,335,931.93/851,798.36
  6. Step 6: Final answer
    x = 424,448.27

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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.