Home / 847,123.52-1,169,028.05-507,591.77

Finding the Fourth Proportional to 847,123.52, 1,169,028.05 and 507,591.77

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Solution

The fourth proportional to 847,123.52, 1,169,028.05 and 507,591.77 is: 700,475.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,123.52 : 1,169,028.05 = 507,591.77 : x
  2. Step 2: Convert to fraction form
    847,123.52/1,169,028.05 = 507,591.77/x
  3. Step 3: Cross multiply
    847,123.52x = 1,169,028.05 × 507,591.77
  4. Step 4: Simplify right side
    847,123.52x = 593,389,008,696.05
  5. Step 5: Solve for x
    x = 593,389,008,696.05/847,123.52
  6. Step 6: Final answer
    x = 700,475.19

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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.