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Finding the Fourth Proportional to 613,316.04, 846,385.71 and 341,386.89

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Solution

The fourth proportional to 613,316.04, 846,385.71 and 341,386.89 is: 471,119.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,316.04 : 846,385.71 = 341,386.89 : x
  2. Step 2: Convert to fraction form
    613,316.04/846,385.71 = 341,386.89/x
  3. Step 3: Cross multiply
    613,316.04x = 846,385.71 × 341,386.89
  4. Step 4: Simplify right side
    613,316.04x = 288,944,979,338.48
  5. Step 5: Solve for x
    x = 288,944,979,338.48/613,316.04
  6. Step 6: Final answer
    x = 471,119.23

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1.5x scale

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.