Home / 461,507.40-692,333.10-145,934.28

Finding the Fourth Proportional to 461,507.40, 692,333.10 and 145,934.28

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Solution

The fourth proportional to 461,507.40, 692,333.10 and 145,934.28 is: 218,924.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,507.40 : 692,333.10 = 145,934.28 : x
  2. Step 2: Convert to fraction form
    461,507.40/692,333.10 = 145,934.28/x
  3. Step 3: Cross multiply
    461,507.40x = 692,333.10 × 145,934.28
  4. Step 4: Simplify right side
    461,507.40x = 101,035,132,468.67
  5. Step 5: Solve for x
    x = 101,035,132,468.67/461,507.40
  6. Step 6: Final answer
    x = 218,924.19

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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.