Home / 948,799.04-1,309,373.71-519,069.20

Finding the Fourth Proportional to 948,799.04, 1,309,373.71 and 519,069.20

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Solution

The fourth proportional to 948,799.04, 1,309,373.71 and 519,069.20 is: 716,332.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,799.04 : 1,309,373.71 = 519,069.20 : x
  2. Step 2: Convert to fraction form
    948,799.04/1,309,373.71 = 519,069.20/x
  3. Step 3: Cross multiply
    948,799.04x = 1,309,373.71 × 519,069.20
  4. Step 4: Simplify right side
    948,799.04x = 679,655,556,306.19
  5. Step 5: Solve for x
    x = 679,655,556,306.19/948,799.04
  6. Step 6: Final answer
    x = 716,332.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.