Home / 824,200.30-1,235,316.30-424,635.40

Finding the Fourth Proportional to 824,200.30, 1,235,316.30 and 424,635.40

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Solution

The fourth proportional to 824,200.30, 1,235,316.30 and 424,635.40 is: 636,446.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,200.30 : 1,235,316.30 = 424,635.40 : x
  2. Step 2: Convert to fraction form
    824,200.30/1,235,316.30 = 424,635.40/x
  3. Step 3: Cross multiply
    824,200.30x = 1,235,316.30 × 424,635.40
  4. Step 4: Simplify right side
    824,200.30x = 524,559,031,177.02
  5. Step 5: Solve for x
    x = 524,559,031,177.02/824,200.30
  6. Step 6: Final answer
    x = 636,446.06

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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.