Home / 839,195.76-1,258,784.12-502,330.52

Finding the Fourth Proportional to 839,195.76, 1,258,784.12 and 502,330.52

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Solution

The fourth proportional to 839,195.76, 1,258,784.12 and 502,330.52 is: 753,490.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,195.76 : 1,258,784.12 = 502,330.52 : x
  2. Step 2: Convert to fraction form
    839,195.76/1,258,784.12 = 502,330.52/x
  3. Step 3: Cross multiply
    839,195.76x = 1,258,784.12 × 502,330.52
  4. Step 4: Simplify right side
    839,195.76x = 632,325,681,567.34
  5. Step 5: Solve for x
    x = 632,325,681,567.34/839,195.76
  6. Step 6: Final answer
    x = 753,490.08

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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.