Home / 282,735.28-390,265.59-181,034.65

Finding the Fourth Proportional to 282,735.28, 390,265.59 and 181,034.65

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Solution

The fourth proportional to 282,735.28, 390,265.59 and 181,034.65 is: 249,886.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,735.28 : 390,265.59 = 181,034.65 : x
  2. Step 2: Convert to fraction form
    282,735.28/390,265.59 = 181,034.65/x
  3. Step 3: Cross multiply
    282,735.28x = 390,265.59 × 181,034.65
  4. Step 4: Simplify right side
    282,735.28x = 70,651,594,492.69
  5. Step 5: Solve for x
    x = 70,651,594,492.69/282,735.28
  6. Step 6: Final answer
    x = 249,886.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.