Home / 1,045,574.40-1,567,413.12-380,256

Finding the Fourth Proportional to 1,045,574.40, 1,567,413.12 and 380,256

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Solution

The fourth proportional to 1,045,574.40, 1,567,413.12 and 380,256 is: 570,039.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,574.40 : 1,567,413.12 = 380,256 : x
  2. Step 2: Convert to fraction form
    1,045,574.40/1,567,413.12 = 380,256/x
  3. Step 3: Cross multiply
    1,045,574.40x = 1,567,413.12 × 380,256
  4. Step 4: Simplify right side
    1,045,574.40x = 596,018,243,358.72
  5. Step 5: Solve for x
    x = 596,018,243,358.72/1,045,574.40
  6. Step 6: Final answer
    x = 570,039.06

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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.