Home / 975,256.92-1,345,312.74-567,312.84

Finding the Fourth Proportional to 975,256.92, 1,345,312.74 and 567,312.84

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Solution

The fourth proportional to 975,256.92, 1,345,312.74 and 567,312.84 is: 782,576.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,256.92 : 1,345,312.74 = 567,312.84 : x
  2. Step 2: Convert to fraction form
    975,256.92/1,345,312.74 = 567,312.84/x
  3. Step 3: Cross multiply
    975,256.92x = 1,345,312.74 × 567,312.84
  4. Step 4: Simplify right side
    975,256.92x = 763,213,191,217.58
  5. Step 5: Solve for x
    x = 763,213,191,217.58/975,256.92
  6. Step 6: Final answer
    x = 782,576.55

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1.5x scale

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.