Home / 709,848.48-1,063,075.23-409,418.28

Finding the Fourth Proportional to 709,848.48, 1,063,075.23 and 409,418.28

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Solution

The fourth proportional to 709,848.48, 1,063,075.23 and 409,418.28 is: 613,148.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,848.48 : 1,063,075.23 = 409,418.28 : x
  2. Step 2: Convert to fraction form
    709,848.48/1,063,075.23 = 409,418.28/x
  3. Step 3: Cross multiply
    709,848.48x = 1,063,075.23 × 409,418.28
  4. Step 4: Simplify right side
    709,848.48x = 435,242,432,177.20
  5. Step 5: Solve for x
    x = 435,242,432,177.20/709,848.48
  6. Step 6: Final answer
    x = 613,148.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.