Home / 785,655.95-1,084,124.42-441,437.18

Finding the Fourth Proportional to 785,655.95, 1,084,124.42 and 441,437.18

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Solution

The fourth proportional to 785,655.95, 1,084,124.42 and 441,437.18 is: 609,137.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,655.95 : 1,084,124.42 = 441,437.18 : x
  2. Step 2: Convert to fraction form
    785,655.95/1,084,124.42 = 441,437.18/x
  3. Step 3: Cross multiply
    785,655.95x = 1,084,124.42 × 441,437.18
  4. Step 4: Simplify right side
    785,655.95x = 478,572,830,547.84
  5. Step 5: Solve for x
    x = 478,572,830,547.84/785,655.95
  6. Step 6: Final answer
    x = 609,137.92

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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.