Home / 1,142,289-1,713,421.19-468,220.06

Finding the Fourth Proportional to 1,142,289, 1,713,421.19 and 468,220.06

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Solution

The fourth proportional to 1,142,289, 1,713,421.19 and 468,220.06 is: 702,325.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,289 : 1,713,421.19 = 468,220.06 : x
  2. Step 2: Convert to fraction form
    1,142,289/1,713,421.19 = 468,220.06/x
  3. Step 3: Cross multiply
    1,142,289x = 1,713,421.19 × 468,220.06
  4. Step 4: Simplify right side
    1,142,289x = 802,258,172,387.07
  5. Step 5: Solve for x
    x = 802,258,172,387.07/1,142,289
  6. Step 6: Final answer
    x = 702,325.04

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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.