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Finding the Fourth Proportional to 460,124.42, 634,807.34 and 266,426.40

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Solution

The fourth proportional to 460,124.42, 634,807.34 and 266,426.40 is: 367,573.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,124.42 : 634,807.34 = 266,426.40 : x
  2. Step 2: Convert to fraction form
    460,124.42/634,807.34 = 266,426.40/x
  3. Step 3: Cross multiply
    460,124.42x = 634,807.34 × 266,426.40
  4. Step 4: Simplify right side
    460,124.42x = 169,129,434,289.78
  5. Step 5: Solve for x
    x = 169,129,434,289.78/460,124.42
  6. Step 6: Final answer
    x = 367,573.26

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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.