Home / 1,170,312.62-1,754,970.47-459,842.30

Finding the Fourth Proportional to 1,170,312.62, 1,754,970.47 and 459,842.30

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Solution

The fourth proportional to 1,170,312.62, 1,754,970.47 and 459,842.30 is: 689,567.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,312.62 : 1,754,970.47 = 459,842.30 : x
  2. Step 2: Convert to fraction form
    1,170,312.62/1,754,970.47 = 459,842.30/x
  3. Step 3: Cross multiply
    1,170,312.62x = 1,754,970.47 × 459,842.30
  4. Step 4: Simplify right side
    1,170,312.62x = 807,009,646,282.82
  5. Step 5: Solve for x
    x = 807,009,646,282.82/1,170,312.62
  6. Step 6: Final answer
    x = 689,567.58

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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.