Home / 679,264.76-937,386.10-373,341.04

Finding the Fourth Proportional to 679,264.76, 937,386.10 and 373,341.04

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Solution

The fourth proportional to 679,264.76, 937,386.10 and 373,341.04 is: 515,211.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,264.76 : 937,386.10 = 373,341.04 : x
  2. Step 2: Convert to fraction form
    679,264.76/937,386.10 = 373,341.04/x
  3. Step 3: Cross multiply
    679,264.76x = 937,386.10 × 373,341.04
  4. Step 4: Simplify right side
    679,264.76x = 349,964,701,455.54
  5. Step 5: Solve for x
    x = 349,964,701,455.54/679,264.76
  6. Step 6: Final answer
    x = 515,211.04

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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.