Home / 742,777.29-1,025,036.85-436,866.57

Finding the Fourth Proportional to 742,777.29, 1,025,036.85 and 436,866.57

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Solution

The fourth proportional to 742,777.29, 1,025,036.85 and 436,866.57 is: 602,878.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,777.29 : 1,025,036.85 = 436,866.57 : x
  2. Step 2: Convert to fraction form
    742,777.29/1,025,036.85 = 436,866.57/x
  3. Step 3: Cross multiply
    742,777.29x = 1,025,036.85 × 436,866.57
  4. Step 4: Simplify right side
    742,777.29x = 447,804,332,783.11
  5. Step 5: Solve for x
    x = 447,804,332,783.11/742,777.29
  6. Step 6: Final answer
    x = 602,878.33

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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.