Home / 1,555,368.13-2,332,830.22-490,271.59

Finding the Fourth Proportional to 1,555,368.13, 2,332,830.22 and 490,271.59

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Solution

The fourth proportional to 1,555,368.13, 2,332,830.22 and 490,271.59 is: 735,337.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,368.13 : 2,332,830.22 = 490,271.59 : x
  2. Step 2: Convert to fraction form
    1,555,368.13/2,332,830.22 = 490,271.59/x
  3. Step 3: Cross multiply
    1,555,368.13x = 2,332,830.22 × 490,271.59
  4. Step 4: Simplify right side
    1,555,368.13x = 1,143,720,381,159.45
  5. Step 5: Solve for x
    x = 1,143,720,381,159.45/1,555,368.13
  6. Step 6: Final answer
    x = 735,337.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.