Home / 945,008.12-1,417,538.10-305,339.24

Finding the Fourth Proportional to 945,008.12, 1,417,538.10 and 305,339.24

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Solution

The fourth proportional to 945,008.12, 1,417,538.10 and 305,339.24 is: 458,017.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,008.12 : 1,417,538.10 = 305,339.24 : x
  2. Step 2: Convert to fraction form
    945,008.12/1,417,538.10 = 305,339.24/x
  3. Step 3: Cross multiply
    945,008.12x = 1,417,538.10 × 305,339.24
  4. Step 4: Simplify right side
    945,008.12x = 432,830,006,125.04
  5. Step 5: Solve for x
    x = 432,830,006,125.04/945,008.12
  6. Step 6: Final answer
    x = 458,017.23

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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.