Home / 1,043,412.69-1,565,652.80-496,923.76

Finding the Fourth Proportional to 1,043,412.69, 1,565,652.80 and 496,923.76

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Solution

The fourth proportional to 1,043,412.69, 1,565,652.80 and 496,923.76 is: 745,639.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,412.69 : 1,565,652.80 = 496,923.76 : x
  2. Step 2: Convert to fraction form
    1,043,412.69/1,565,652.80 = 496,923.76/x
  3. Step 3: Cross multiply
    1,043,412.69x = 1,565,652.80 × 496,923.76
  4. Step 4: Simplify right side
    1,043,412.69x = 778,010,076,634.71
  5. Step 5: Solve for x
    x = 778,010,076,634.71/1,043,412.69
  6. Step 6: Final answer
    x = 745,639.85

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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.