Home / 842,048.34-1,162,541.68-547,978.26

Finding the Fourth Proportional to 842,048.34, 1,162,541.68 and 547,978.26

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Solution

The fourth proportional to 842,048.34, 1,162,541.68 and 547,978.26 is: 756,545.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,048.34 : 1,162,541.68 = 547,978.26 : x
  2. Step 2: Convert to fraction form
    842,048.34/1,162,541.68 = 547,978.26/x
  3. Step 3: Cross multiply
    842,048.34x = 1,162,541.68 × 547,978.26
  4. Step 4: Simplify right side
    842,048.34x = 637,047,566,983.88
  5. Step 5: Solve for x
    x = 637,047,566,983.88/842,048.34
  6. Step 6: Final answer
    x = 756,545.13

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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.