Home / 749,019.25-1,033,356.13-477,038.46

Finding the Fourth Proportional to 749,019.25, 1,033,356.13 and 477,038.46

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Solution

The fourth proportional to 749,019.25, 1,033,356.13 and 477,038.46 is: 658,128.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,019.25 : 1,033,356.13 = 477,038.46 : x
  2. Step 2: Convert to fraction form
    749,019.25/1,033,356.13 = 477,038.46/x
  3. Step 3: Cross multiply
    749,019.25x = 1,033,356.13 × 477,038.46
  4. Step 4: Simplify right side
    749,019.25x = 492,950,622,252.59
  5. Step 5: Solve for x
    x = 492,950,622,252.59/749,019.25
  6. Step 6: Final answer
    x = 658,128.11

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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.