Home / 676,838.76-934,038.58-370,866.52

Finding the Fourth Proportional to 676,838.76, 934,038.58 and 370,866.52

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Solution

The fourth proportional to 676,838.76, 934,038.58 and 370,866.52 is: 511,796.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,838.76 : 934,038.58 = 370,866.52 : x
  2. Step 2: Convert to fraction form
    676,838.76/934,038.58 = 370,866.52/x
  3. Step 3: Cross multiply
    676,838.76x = 934,038.58 × 370,866.52
  4. Step 4: Simplify right side
    676,838.76x = 346,403,637,710.34
  5. Step 5: Solve for x
    x = 346,403,637,710.34/676,838.76
  6. Step 6: Final answer
    x = 511,796.40

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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.