Home / 1,249,437.84-1,874,156.73-302,808.57

Finding the Fourth Proportional to 1,249,437.84, 1,874,156.73 and 302,808.57

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Solution

The fourth proportional to 1,249,437.84, 1,874,156.73 and 302,808.57 is: 454,212.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,437.84 : 1,874,156.73 = 302,808.57 : x
  2. Step 2: Convert to fraction form
    1,249,437.84/1,874,156.73 = 302,808.57/x
  3. Step 3: Cross multiply
    1,249,437.84x = 1,874,156.73 × 302,808.57
  4. Step 4: Simplify right side
    1,249,437.84x = 567,510,719,367.18
  5. Step 5: Solve for x
    x = 567,510,719,367.18/1,249,437.84
  6. Step 6: Final answer
    x = 454,212.85

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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.