Home / 878,643.46-1,316,601.98-609,296.98

Finding the Fourth Proportional to 878,643.46, 1,316,601.98 and 609,296.98

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Solution

The fourth proportional to 878,643.46, 1,316,601.98 and 609,296.98 is: 913,000.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    878,643.46 : 1,316,601.98 = 609,296.98 : x
  2. Step 2: Convert to fraction form
    878,643.46/1,316,601.98 = 609,296.98/x
  3. Step 3: Cross multiply
    878,643.46x = 1,316,601.98 × 609,296.98
  4. Step 4: Simplify right side
    878,643.46x = 802,201,610,276.02
  5. Step 5: Solve for x
    x = 802,201,610,276.02/878,643.46
  6. Step 6: Final answer
    x = 913,000.15

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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.