Home / 1,021,987.36-1,533,205.47-302,272.83

Finding the Fourth Proportional to 1,021,987.36, 1,533,205.47 and 302,272.83

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Solution

The fourth proportional to 1,021,987.36, 1,533,205.47 and 302,272.83 is: 453,475.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,987.36 : 1,533,205.47 = 302,272.83 : x
  2. Step 2: Convert to fraction form
    1,021,987.36/1,533,205.47 = 302,272.83/x
  3. Step 3: Cross multiply
    1,021,987.36x = 1,533,205.47 × 302,272.83
  4. Step 4: Simplify right side
    1,021,987.36x = 463,446,356,388.38
  5. Step 5: Solve for x
    x = 463,446,356,388.38/1,021,987.36
  6. Step 6: Final answer
    x = 453,475.62

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1.5x scale

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.