Home / 461,947.46-637,927.78-436,788.74

Finding the Fourth Proportional to 461,947.46, 637,927.78 and 436,788.74

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Solution

The fourth proportional to 461,947.46, 637,927.78 and 436,788.74 is: 603,184.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,947.46 : 637,927.78 = 436,788.74 : x
  2. Step 2: Convert to fraction form
    461,947.46/637,927.78 = 436,788.74/x
  3. Step 3: Cross multiply
    461,947.46x = 637,927.78 × 436,788.74
  4. Step 4: Simplify right side
    461,947.46x = 278,639,671,237.20
  5. Step 5: Solve for x
    x = 278,639,671,237.20/461,947.46
  6. Step 6: Final answer
    x = 603,184.77

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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.