Home / 841,490.46-1,262,605.59-442,038.42

Finding the Fourth Proportional to 841,490.46, 1,262,605.59 and 442,038.42

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Solution

The fourth proportional to 841,490.46, 1,262,605.59 and 442,038.42 is: 663,251.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,490.46 : 1,262,605.59 = 442,038.42 : x
  2. Step 2: Convert to fraction form
    841,490.46/1,262,605.59 = 442,038.42/x
  3. Step 3: Cross multiply
    841,490.46x = 1,262,605.59 × 442,038.42
  4. Step 4: Simplify right side
    841,490.46x = 558,120,180,086.77
  5. Step 5: Solve for x
    x = 558,120,180,086.77/841,490.46
  6. Step 6: Final answer
    x = 663,251.94

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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.