Home / 808,818.48-1,116,527.40-522,478.16

Finding the Fourth Proportional to 808,818.48, 1,116,527.40 and 522,478.16

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Solution

The fourth proportional to 808,818.48, 1,116,527.40 and 522,478.16 is: 721,251.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,818.48 : 1,116,527.40 = 522,478.16 : x
  2. Step 2: Convert to fraction form
    808,818.48/1,116,527.40 = 522,478.16/x
  3. Step 3: Cross multiply
    808,818.48x = 1,116,527.40 × 522,478.16
  4. Step 4: Simplify right side
    808,818.48x = 583,361,181,541.58
  5. Step 5: Solve for x
    x = 583,361,181,541.58/808,818.48
  6. Step 6: Final answer
    x = 721,251.05

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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.