Home / 284,966.20-426,886.10-249,945.40

Finding the Fourth Proportional to 284,966.20, 426,886.10 and 249,945.40

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Solution

The fourth proportional to 284,966.20, 426,886.10 and 249,945.40 is: 374,424.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,966.20 : 426,886.10 = 249,945.40 : x
  2. Step 2: Convert to fraction form
    284,966.20/426,886.10 = 249,945.40/x
  3. Step 3: Cross multiply
    284,966.20x = 426,886.10 × 249,945.40
  4. Step 4: Simplify right side
    284,966.20x = 106,698,217,018.94
  5. Step 5: Solve for x
    x = 106,698,217,018.94/284,966.20
  6. Step 6: Final answer
    x = 374,424.11

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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.