Home / 1,264,990.36-1,897,485.42-366,432.40

Finding the Fourth Proportional to 1,264,990.36, 1,897,485.42 and 366,432.40

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Solution

The fourth proportional to 1,264,990.36, 1,897,485.42 and 366,432.40 is: 549,648.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,990.36 : 1,897,485.42 = 366,432.40 : x
  2. Step 2: Convert to fraction form
    1,264,990.36/1,897,485.42 = 366,432.40/x
  3. Step 3: Cross multiply
    1,264,990.36x = 1,897,485.42 × 366,432.40
  4. Step 4: Simplify right side
    1,264,990.36x = 695,300,136,415.61
  5. Step 5: Solve for x
    x = 695,300,136,415.61/1,264,990.36
  6. Step 6: Final answer
    x = 549,648.57

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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.