Home / 907,502.10-1,361,253.54-374,437.20

Finding the Fourth Proportional to 907,502.10, 1,361,253.54 and 374,437.20

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Solution

The fourth proportional to 907,502.10, 1,361,253.54 and 374,437.20 is: 561,655.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,502.10 : 1,361,253.54 = 374,437.20 : x
  2. Step 2: Convert to fraction form
    907,502.10/1,361,253.54 = 374,437.20/x
  3. Step 3: Cross multiply
    907,502.10x = 1,361,253.54 × 374,437.20
  4. Step 4: Simplify right side
    907,502.10x = 509,703,964,007.69
  5. Step 5: Solve for x
    x = 509,703,964,007.69/907,502.10
  6. Step 6: Final answer
    x = 561,655.96

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Double scale
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Similar ratio
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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.