Home / 867,197.32-1,300,918.56-268,210.96

Finding the Fourth Proportional to 867,197.32, 1,300,918.56 and 268,210.96

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Solution

The fourth proportional to 867,197.32, 1,300,918.56 and 268,210.96 is: 402,354.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,197.32 : 1,300,918.56 = 268,210.96 : x
  2. Step 2: Convert to fraction form
    867,197.32/1,300,918.56 = 268,210.96/x
  3. Step 3: Cross multiply
    867,197.32x = 1,300,918.56 × 268,210.96
  4. Step 4: Simplify right side
    867,197.32x = 348,920,615,859.42
  5. Step 5: Solve for x
    x = 348,920,615,859.42/867,197.32
  6. Step 6: Final answer
    x = 402,354.35

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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.