Home / 842,703.97-1,162,931.48-460,730.76

Finding the Fourth Proportional to 842,703.97, 1,162,931.48 and 460,730.76

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Solution

The fourth proportional to 842,703.97, 1,162,931.48 and 460,730.76 is: 635,808.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,703.97 : 1,162,931.48 = 460,730.76 : x
  2. Step 2: Convert to fraction form
    842,703.97/1,162,931.48 = 460,730.76/x
  3. Step 3: Cross multiply
    842,703.97x = 1,162,931.48 × 460,730.76
  4. Step 4: Simplify right side
    842,703.97x = 535,798,299,945.49
  5. Step 5: Solve for x
    x = 535,798,299,945.49/842,703.97
  6. Step 6: Final answer
    x = 635,808.45

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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.