Home / 1,274,602.07-1,911,244.28-375,929.15

Finding the Fourth Proportional to 1,274,602.07, 1,911,244.28 and 375,929.15

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Solution

The fourth proportional to 1,274,602.07, 1,911,244.28 and 375,929.15 is: 563,699.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,602.07 : 1,911,244.28 = 375,929.15 : x
  2. Step 2: Convert to fraction form
    1,274,602.07/1,911,244.28 = 375,929.15/x
  3. Step 3: Cross multiply
    1,274,602.07x = 1,911,244.28 × 375,929.15
  4. Step 4: Simplify right side
    1,274,602.07x = 718,492,426,186.90
  5. Step 5: Solve for x
    x = 718,492,426,186.90/1,274,602.07
  6. Step 6: Final answer
    x = 563,699.40

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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.