Home / 1,154,339.80-1,731,509.70-355,866.10

Finding the Fourth Proportional to 1,154,339.80, 1,731,509.70 and 355,866.10

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Solution

The fourth proportional to 1,154,339.80, 1,731,509.70 and 355,866.10 is: 533,799.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,339.80 : 1,731,509.70 = 355,866.10 : x
  2. Step 2: Convert to fraction form
    1,154,339.80/1,731,509.70 = 355,866.10/x
  3. Step 3: Cross multiply
    1,154,339.80x = 1,731,509.70 × 355,866.10
  4. Step 4: Simplify right side
    1,154,339.80x = 616,185,604,051.17
  5. Step 5: Solve for x
    x = 616,185,604,051.17/1,154,339.80
  6. Step 6: Final answer
    x = 533,799.15

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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.