Home / 730,576.41-1,008,240.21-408,312.24

Finding the Fourth Proportional to 730,576.41, 1,008,240.21 and 408,312.24

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Solution

The fourth proportional to 730,576.41, 1,008,240.21 and 408,312.24 is: 563,495.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,576.41 : 1,008,240.21 = 408,312.24 : x
  2. Step 2: Convert to fraction form
    730,576.41/1,008,240.21 = 408,312.24/x
  3. Step 3: Cross multiply
    730,576.41x = 1,008,240.21 × 408,312.24
  4. Step 4: Simplify right side
    730,576.41x = 411,676,818,603.17
  5. Step 5: Solve for x
    x = 411,676,818,603.17/730,576.41
  6. Step 6: Final answer
    x = 563,495.91

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.