Home / 480,140.12-662,619.95-265,275.57

Finding the Fourth Proportional to 480,140.12, 662,619.95 and 265,275.57

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Solution

The fourth proportional to 480,140.12, 662,619.95 and 265,275.57 is: 366,094.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,140.12 : 662,619.95 = 265,275.57 : x
  2. Step 2: Convert to fraction form
    480,140.12/662,619.95 = 265,275.57/x
  3. Step 3: Cross multiply
    480,140.12x = 662,619.95 × 265,275.57
  4. Step 4: Simplify right side
    480,140.12x = 175,776,884,929.62
  5. Step 5: Solve for x
    x = 175,776,884,929.62/480,140.12
  6. Step 6: Final answer
    x = 366,094.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.