Home / 1,038,303.30-1,557,746.55-505,841.70

Finding the Fourth Proportional to 1,038,303.30, 1,557,746.55 and 505,841.70

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Solution

The fourth proportional to 1,038,303.30, 1,557,746.55 and 505,841.70 is: 758,904.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,303.30 : 1,557,746.55 = 505,841.70 : x
  2. Step 2: Convert to fraction form
    1,038,303.30/1,557,746.55 = 505,841.70/x
  3. Step 3: Cross multiply
    1,038,303.30x = 1,557,746.55 × 505,841.70
  4. Step 4: Simplify right side
    1,038,303.30x = 787,973,163,021.14
  5. Step 5: Solve for x
    x = 787,973,163,021.14/1,038,303.30
  6. Step 6: Final answer
    x = 758,904.61

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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.