Home / 296,528.04-409,205.78-160,558.60

Finding the Fourth Proportional to 296,528.04, 409,205.78 and 160,558.60

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Solution

The fourth proportional to 296,528.04, 409,205.78 and 160,558.60 is: 221,569.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,528.04 : 409,205.78 = 160,558.60 : x
  2. Step 2: Convert to fraction form
    296,528.04/409,205.78 = 160,558.60/x
  3. Step 3: Cross multiply
    296,528.04x = 409,205.78 × 160,558.60
  4. Step 4: Simplify right side
    296,528.04x = 65,701,507,148.71
  5. Step 5: Solve for x
    x = 65,701,507,148.71/296,528.04
  6. Step 6: Final answer
    x = 221,569.29

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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.