Home / 826,528.47-1,240,271.01-346,713.29

Finding the Fourth Proportional to 826,528.47, 1,240,271.01 and 346,713.29

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Solution

The fourth proportional to 826,528.47, 1,240,271.01 and 346,713.29 is: 520,270.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,528.47 : 1,240,271.01 = 346,713.29 : x
  2. Step 2: Convert to fraction form
    826,528.47/1,240,271.01 = 346,713.29/x
  3. Step 3: Cross multiply
    826,528.47x = 1,240,271.01 × 346,713.29
  4. Step 4: Simplify right side
    826,528.47x = 430,018,442,368.72
  5. Step 5: Solve for x
    x = 430,018,442,368.72/826,528.47
  6. Step 6: Final answer
    x = 520,270.58

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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.