Home / 814,124.34-1,122,756.57-508,228.92

Finding the Fourth Proportional to 814,124.34, 1,122,756.57 and 508,228.92

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Solution

The fourth proportional to 814,124.34, 1,122,756.57 and 508,228.92 is: 700,897.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,124.34 : 1,122,756.57 = 508,228.92 : x
  2. Step 2: Convert to fraction form
    814,124.34/1,122,756.57 = 508,228.92/x
  3. Step 3: Cross multiply
    814,124.34x = 1,122,756.57 × 508,228.92
  4. Step 4: Simplify right side
    814,124.34x = 570,617,358,994.00
  5. Step 5: Solve for x
    x = 570,617,358,994.00/814,124.34
  6. Step 6: Final answer
    x = 700,897.06

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.