Home / 698,386.24-1,048,038-383,064.40

Finding the Fourth Proportional to 698,386.24, 1,048,038 and 383,064.40

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Solution

The fourth proportional to 698,386.24, 1,048,038 and 383,064.40 is: 574,848.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,386.24 : 1,048,038 = 383,064.40 : x
  2. Step 2: Convert to fraction form
    698,386.24/1,048,038 = 383,064.40/x
  3. Step 3: Cross multiply
    698,386.24x = 1,048,038 × 383,064.40
  4. Step 4: Simplify right side
    698,386.24x = 401,466,047,647.20
  5. Step 5: Solve for x
    x = 401,466,047,647.20/698,386.24
  6. Step 6: Final answer
    x = 574,848.16

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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.