Home / 877,754.14-1,316,959.26-345,646.10

Finding the Fourth Proportional to 877,754.14, 1,316,959.26 and 345,646.10

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Solution

The fourth proportional to 877,754.14, 1,316,959.26 and 345,646.10 is: 518,598.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,754.14 : 1,316,959.26 = 345,646.10 : x
  2. Step 2: Convert to fraction form
    877,754.14/1,316,959.26 = 345,646.10/x
  3. Step 3: Cross multiply
    877,754.14x = 1,316,959.26 × 345,646.10
  4. Step 4: Simplify right side
    877,754.14x = 455,201,834,074.11
  5. Step 5: Solve for x
    x = 455,201,834,074.11/877,754.14
  6. Step 6: Final answer
    x = 518,598.33

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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.