Home / 953,116.44-1,429,254.54-447,821.16

Finding the Fourth Proportional to 953,116.44, 1,429,254.54 and 447,821.16

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Solution

The fourth proportional to 953,116.44, 1,429,254.54 and 447,821.16 is: 671,534.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,116.44 : 1,429,254.54 = 447,821.16 : x
  2. Step 2: Convert to fraction form
    953,116.44/1,429,254.54 = 447,821.16/x
  3. Step 3: Cross multiply
    953,116.44x = 1,429,254.54 × 447,821.16
  4. Step 4: Simplify right side
    953,116.44x = 640,050,426,038.07
  5. Step 5: Solve for x
    x = 640,050,426,038.07/953,116.44
  6. Step 6: Final answer
    x = 671,534.35

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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.