Home / 878,547.10-1,316,314.76-589,817.98

Finding the Fourth Proportional to 878,547.10, 1,316,314.76 and 589,817.98

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Solution

The fourth proportional to 878,547.10, 1,316,314.76 and 589,817.98 is: 883,715.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    878,547.10 : 1,316,314.76 = 589,817.98 : x
  2. Step 2: Convert to fraction form
    878,547.10/1,316,314.76 = 589,817.98/x
  3. Step 3: Cross multiply
    878,547.10x = 1,316,314.76 × 589,817.98
  4. Step 4: Simplify right side
    878,547.10x = 776,386,112,787.39
  5. Step 5: Solve for x
    x = 776,386,112,787.39/878,547.10
  6. Step 6: Final answer
    x = 883,715.98

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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.