Home / 403,461.03-556,589.16-260,267.21

Finding the Fourth Proportional to 403,461.03, 556,589.16 and 260,267.21

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Solution

The fourth proportional to 403,461.03, 556,589.16 and 260,267.21 is: 359,048.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,461.03 : 556,589.16 = 260,267.21 : x
  2. Step 2: Convert to fraction form
    403,461.03/556,589.16 = 260,267.21/x
  3. Step 3: Cross multiply
    403,461.03x = 556,589.16 × 260,267.21
  4. Step 4: Simplify right side
    403,461.03x = 144,861,905,006.50
  5. Step 5: Solve for x
    x = 144,861,905,006.50/403,461.03
  6. Step 6: Final answer
    x = 359,048.07

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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.