Home / 581,179.76-802,123.20-484,229.84

Finding the Fourth Proportional to 581,179.76, 802,123.20 and 484,229.84

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Solution

The fourth proportional to 581,179.76, 802,123.20 and 484,229.84 is: 668,316.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,179.76 : 802,123.20 = 484,229.84 : x
  2. Step 2: Convert to fraction form
    581,179.76/802,123.20 = 484,229.84/x
  3. Step 3: Cross multiply
    581,179.76x = 802,123.20 × 484,229.84
  4. Step 4: Simplify right side
    581,179.76x = 388,411,988,796.29
  5. Step 5: Solve for x
    x = 388,411,988,796.29/581,179.76
  6. Step 6: Final answer
    x = 668,316.44

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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.