Home / 692,573.10-1,038,276.45-360,149.10

Finding the Fourth Proportional to 692,573.10, 1,038,276.45 and 360,149.10

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Solution

The fourth proportional to 692,573.10, 1,038,276.45 and 360,149.10 is: 539,920.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,573.10 : 1,038,276.45 = 360,149.10 : x
  2. Step 2: Convert to fraction form
    692,573.10/1,038,276.45 = 360,149.10/x
  3. Step 3: Cross multiply
    692,573.10x = 1,038,276.45 × 360,149.10
  4. Step 4: Simplify right side
    692,573.10x = 373,934,329,018.70
  5. Step 5: Solve for x
    x = 373,934,329,018.70/692,573.10
  6. Step 6: Final answer
    x = 539,920.38

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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.