Home / 347,032.32-520,502.40-97,733.76

Finding the Fourth Proportional to 347,032.32, 520,502.40 and 97,733.76

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Solution

The fourth proportional to 347,032.32, 520,502.40 and 97,733.76 is: 146,587.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,032.32 : 520,502.40 = 97,733.76 : x
  2. Step 2: Convert to fraction form
    347,032.32/520,502.40 = 97,733.76/x
  3. Step 3: Cross multiply
    347,032.32x = 520,502.40 × 97,733.76
  4. Step 4: Simplify right side
    347,032.32x = 50,870,656,641.02
  5. Step 5: Solve for x
    x = 50,870,656,641.02/347,032.32
  6. Step 6: Final answer
    x = 146,587.66

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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.