Home / 632,491.13-872,858.40-346,011.23

Finding the Fourth Proportional to 632,491.13, 872,858.40 and 346,011.23

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Solution

The fourth proportional to 632,491.13, 872,858.40 and 346,011.23 is: 477,506.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,491.13 : 872,858.40 = 346,011.23 : x
  2. Step 2: Convert to fraction form
    632,491.13/872,858.40 = 346,011.23/x
  3. Step 3: Cross multiply
    632,491.13x = 872,858.40 × 346,011.23
  4. Step 4: Simplify right side
    632,491.13x = 302,018,804,235.54
  5. Step 5: Solve for x
    x = 302,018,804,235.54/632,491.13
  6. Step 6: Final answer
    x = 477,506.79

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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.