Home / 889,918.95-1,334,877.59-357,440.07

Finding the Fourth Proportional to 889,918.95, 1,334,877.59 and 357,440.07

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Solution

The fourth proportional to 889,918.95, 1,334,877.59 and 357,440.07 is: 536,159.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,918.95 : 1,334,877.59 = 357,440.07 : x
  2. Step 2: Convert to fraction form
    889,918.95/1,334,877.59 = 357,440.07/x
  3. Step 3: Cross multiply
    889,918.95x = 1,334,877.59 × 357,440.07
  4. Step 4: Simplify right side
    889,918.95x = 477,138,737,423.83
  5. Step 5: Solve for x
    x = 477,138,737,423.83/889,918.95
  6. Step 6: Final answer
    x = 536,159.77

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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.