Home / 749,477.48-1,034,252.92-427,291.32

Finding the Fourth Proportional to 749,477.48, 1,034,252.92 and 427,291.32

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Solution

The fourth proportional to 749,477.48, 1,034,252.92 and 427,291.32 is: 589,647.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,477.48 : 1,034,252.92 = 427,291.32 : x
  2. Step 2: Convert to fraction form
    749,477.48/1,034,252.92 = 427,291.32/x
  3. Step 3: Cross multiply
    749,477.48x = 1,034,252.92 × 427,291.32
  4. Step 4: Simplify right side
    749,477.48x = 441,927,295,400.65
  5. Step 5: Solve for x
    x = 441,927,295,400.65/749,477.48
  6. Step 6: Final answer
    x = 589,647.20

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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.