Home / 975,378.34-1,462,919.69-265,461.70

Finding the Fourth Proportional to 975,378.34, 1,462,919.69 and 265,461.70

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Solution

The fourth proportional to 975,378.34, 1,462,919.69 and 265,461.70 is: 398,152.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,378.34 : 1,462,919.69 = 265,461.70 : x
  2. Step 2: Convert to fraction form
    975,378.34/1,462,919.69 = 265,461.70/x
  3. Step 3: Cross multiply
    975,378.34x = 1,462,919.69 × 265,461.70
  4. Step 4: Simplify right side
    975,378.34x = 388,349,146,543.57
  5. Step 5: Solve for x
    x = 388,349,146,543.57/975,378.34
  6. Step 6: Final answer
    x = 398,152.32

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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.