Home / 754,504.42-1,130,644.90-564,071.40

Finding the Fourth Proportional to 754,504.42, 1,130,644.90 and 564,071.40

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Solution

The fourth proportional to 754,504.42, 1,130,644.90 and 564,071.40 is: 845,275.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,504.42 : 1,130,644.90 = 564,071.40 : x
  2. Step 2: Convert to fraction form
    754,504.42/1,130,644.90 = 564,071.40/x
  3. Step 3: Cross multiply
    754,504.42x = 1,130,644.90 × 564,071.40
  4. Step 4: Simplify right side
    754,504.42x = 637,764,451,645.86
  5. Step 5: Solve for x
    x = 637,764,451,645.86/754,504.42
  6. Step 6: Final answer
    x = 845,275.96

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Double scale
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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.