Home / 1,249,038.72-1,873,549.44-302,414.40

Finding the Fourth Proportional to 1,249,038.72, 1,873,549.44 and 302,414.40

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Solution

The fourth proportional to 1,249,038.72, 1,873,549.44 and 302,414.40 is: 453,619.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,038.72 : 1,873,549.44 = 302,414.40 : x
  2. Step 2: Convert to fraction form
    1,249,038.72/1,873,549.44 = 302,414.40/x
  3. Step 3: Cross multiply
    1,249,038.72x = 1,873,549.44 × 302,414.40
  4. Step 4: Simplify right side
    1,249,038.72x = 566,588,329,767.94
  5. Step 5: Solve for x
    x = 566,588,329,767.94/1,249,038.72
  6. Step 6: Final answer
    x = 453,619.51

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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.