Home / 896,404.48-1,237,038.40-488,506.44

Finding the Fourth Proportional to 896,404.48, 1,237,038.40 and 488,506.44

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Solution

The fourth proportional to 896,404.48, 1,237,038.40 and 488,506.44 is: 674,139.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,404.48 : 1,237,038.40 = 488,506.44 : x
  2. Step 2: Convert to fraction form
    896,404.48/1,237,038.40 = 488,506.44/x
  3. Step 3: Cross multiply
    896,404.48x = 1,237,038.40 × 488,506.44
  4. Step 4: Simplify right side
    896,404.48x = 604,301,224,927.30
  5. Step 5: Solve for x
    x = 604,301,224,927.30/896,404.48
  6. Step 6: Final answer
    x = 674,139.01

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Double scale
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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.