Home / 1,026,142.76-1,539,463.26-316,170.77

Finding the Fourth Proportional to 1,026,142.76, 1,539,463.26 and 316,170.77

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Solution

The fourth proportional to 1,026,142.76, 1,539,463.26 and 316,170.77 is: 474,332.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,142.76 : 1,539,463.26 = 316,170.77 : x
  2. Step 2: Convert to fraction form
    1,026,142.76/1,539,463.26 = 316,170.77/x
  3. Step 3: Cross multiply
    1,026,142.76x = 1,539,463.26 × 316,170.77
  4. Step 4: Simplify right side
    1,026,142.76x = 486,733,284,300.91
  5. Step 5: Solve for x
    x = 486,733,284,300.91/1,026,142.76
  6. Step 6: Final answer
    x = 474,332.91

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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.