Home / 610,621.04-841,683.36-481,348.72

Finding the Fourth Proportional to 610,621.04, 841,683.36 and 481,348.72

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Solution

The fourth proportional to 610,621.04, 841,683.36 and 481,348.72 is: 663,493.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,621.04 : 841,683.36 = 481,348.72 : x
  2. Step 2: Convert to fraction form
    610,621.04/841,683.36 = 481,348.72/x
  3. Step 3: Cross multiply
    610,621.04x = 841,683.36 × 481,348.72
  4. Step 4: Simplify right side
    610,621.04x = 405,143,207,981.30
  5. Step 5: Solve for x
    x = 405,143,207,981.30/610,621.04
  6. Step 6: Final answer
    x = 663,493.69

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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.