Home / 818,844.89-1,130,006.01-474,880.37

Finding the Fourth Proportional to 818,844.89, 1,130,006.01 and 474,880.37

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Solution

The fourth proportional to 818,844.89, 1,130,006.01 and 474,880.37 is: 655,334.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,844.89 : 1,130,006.01 = 474,880.37 : x
  2. Step 2: Convert to fraction form
    818,844.89/1,130,006.01 = 474,880.37/x
  3. Step 3: Cross multiply
    818,844.89x = 1,130,006.01 × 474,880.37
  4. Step 4: Simplify right side
    818,844.89x = 536,617,666,480.99
  5. Step 5: Solve for x
    x = 536,617,666,480.99/818,844.89
  6. Step 6: Final answer
    x = 655,334.94

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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.