Home / 1,031,212.31-1,423,051.56-572,300.19

Finding the Fourth Proportional to 1,031,212.31, 1,423,051.56 and 572,300.19

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Solution

The fourth proportional to 1,031,212.31, 1,423,051.56 and 572,300.19 is: 789,762.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,212.31 : 1,423,051.56 = 572,300.19 : x
  2. Step 2: Convert to fraction form
    1,031,212.31/1,423,051.56 = 572,300.19/x
  3. Step 3: Cross multiply
    1,031,212.31x = 1,423,051.56 × 572,300.19
  4. Step 4: Simplify right side
    1,031,212.31x = 814,412,678,167.80
  5. Step 5: Solve for x
    x = 814,412,678,167.80/1,031,212.31
  6. Step 6: Final answer
    x = 789,762.37

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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.