Home / 302,422.24-452,526.04-286,200.40

Finding the Fourth Proportional to 302,422.24, 452,526.04 and 286,200.40

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Solution

The fourth proportional to 302,422.24, 452,526.04 and 286,200.40 is: 428,252.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,422.24 : 452,526.04 = 286,200.40 : x
  2. Step 2: Convert to fraction form
    302,422.24/452,526.04 = 286,200.40/x
  3. Step 3: Cross multiply
    302,422.24x = 452,526.04 × 286,200.40
  4. Step 4: Simplify right side
    302,422.24x = 129,513,133,658.42
  5. Step 5: Solve for x
    x = 129,513,133,658.42/302,422.24
  6. Step 6: Final answer
    x = 428,252.68

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1.5x scale

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.