Home / 948,090.48-1,421,471.76-348,973.92

Finding the Fourth Proportional to 948,090.48, 1,421,471.76 and 348,973.92

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Solution

The fourth proportional to 948,090.48, 1,421,471.76 and 348,973.92 is: 523,216.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,090.48 : 1,421,471.76 = 348,973.92 : x
  2. Step 2: Convert to fraction form
    948,090.48/1,421,471.76 = 348,973.92/x
  3. Step 3: Cross multiply
    948,090.48x = 1,421,471.76 × 348,973.92
  4. Step 4: Simplify right side
    948,090.48x = 496,056,572,256.50
  5. Step 5: Solve for x
    x = 496,056,572,256.50/948,090.48
  6. Step 6: Final answer
    x = 523,216.49

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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.