Home / 877,955.41-1,316,328.03-345,537.55

Finding the Fourth Proportional to 877,955.41, 1,316,328.03 and 345,537.55

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Solution

The fourth proportional to 877,955.41, 1,316,328.03 and 345,537.55 is: 518,068.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,955.41 : 1,316,328.03 = 345,537.55 : x
  2. Step 2: Convert to fraction form
    877,955.41/1,316,328.03 = 345,537.55/x
  3. Step 3: Cross multiply
    877,955.41x = 1,316,328.03 × 345,537.55
  4. Step 4: Simplify right side
    877,955.41x = 454,840,762,482.53
  5. Step 5: Solve for x
    x = 454,840,762,482.53/877,955.41
  6. Step 6: Final answer
    x = 518,068.18

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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.