Home / 1,128,158.45-1,692,071.52-370,080.01

Finding the Fourth Proportional to 1,128,158.45, 1,692,071.52 and 370,080.01

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Solution

The fourth proportional to 1,128,158.45, 1,692,071.52 and 370,080.01 is: 555,065.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,128,158.45 : 1,692,071.52 = 370,080.01 : x
  2. Step 2: Convert to fraction form
    1,128,158.45/1,692,071.52 = 370,080.01/x
  3. Step 3: Cross multiply
    1,128,158.45x = 1,692,071.52 × 370,080.01
  4. Step 4: Simplify right side
    1,128,158.45x = 626,201,838,333.40
  5. Step 5: Solve for x
    x = 626,201,838,333.40/1,128,158.45
  6. Step 6: Final answer
    x = 555,065.50

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1.5x scale

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.