Home / 808,875.76-1,116,254.53-446,313.08

Finding the Fourth Proportional to 808,875.76, 1,116,254.53 and 446,313.08

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Solution

The fourth proportional to 808,875.76, 1,116,254.53 and 446,313.08 is: 615,915.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,875.76 : 1,116,254.53 = 446,313.08 : x
  2. Step 2: Convert to fraction form
    808,875.76/1,116,254.53 = 446,313.08/x
  3. Step 3: Cross multiply
    808,875.76x = 1,116,254.53 × 446,313.08
  4. Step 4: Simplify right side
    808,875.76x = 498,198,997,348.25
  5. Step 5: Solve for x
    x = 498,198,997,348.25/808,875.76
  6. Step 6: Final answer
    x = 615,915.35

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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.