Home / 879,870.24-1,214,220.94-477,462.24

Finding the Fourth Proportional to 879,870.24, 1,214,220.94 and 477,462.24

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Solution

The fourth proportional to 879,870.24, 1,214,220.94 and 477,462.24 is: 658,897.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,870.24 : 1,214,220.94 = 477,462.24 : x
  2. Step 2: Convert to fraction form
    879,870.24/1,214,220.94 = 477,462.24/x
  3. Step 3: Cross multiply
    879,870.24x = 1,214,220.94 × 477,462.24
  4. Step 4: Simplify right side
    879,870.24x = 579,744,648,673.65
  5. Step 5: Solve for x
    x = 579,744,648,673.65/879,870.24
  6. Step 6: Final answer
    x = 658,897.89

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Double scale
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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.