Home / 436,435.16-602,276.58-245,444.46

Finding the Fourth Proportional to 436,435.16, 602,276.58 and 245,444.46

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Solution

The fourth proportional to 436,435.16, 602,276.58 and 245,444.46 is: 338,711.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,435.16 : 602,276.58 = 245,444.46 : x
  2. Step 2: Convert to fraction form
    436,435.16/602,276.58 = 245,444.46/x
  3. Step 3: Cross multiply
    436,435.16x = 602,276.58 × 245,444.46
  4. Step 4: Simplify right side
    436,435.16x = 147,825,449,948.75
  5. Step 5: Solve for x
    x = 147,825,449,948.75/436,435.16
  6. Step 6: Final answer
    x = 338,711.14

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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.