Home / 1,009,745.62-1,393,426.53-557,036.50

Finding the Fourth Proportional to 1,009,745.62, 1,393,426.53 and 557,036.50

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Solution

The fourth proportional to 1,009,745.62, 1,393,426.53 and 557,036.50 is: 768,698.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,745.62 : 1,393,426.53 = 557,036.50 : x
  2. Step 2: Convert to fraction form
    1,009,745.62/1,393,426.53 = 557,036.50/x
  3. Step 3: Cross multiply
    1,009,745.62x = 1,393,426.53 × 557,036.50
  4. Step 4: Simplify right side
    1,009,745.62x = 776,189,437,278.35
  5. Step 5: Solve for x
    x = 776,189,437,278.35/1,009,745.62
  6. Step 6: Final answer
    x = 768,698.00

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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.