Home / 953,769.60-1,316,316.48-572,006.40

Finding the Fourth Proportional to 953,769.60, 1,316,316.48 and 572,006.40

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Solution

The fourth proportional to 953,769.60, 1,316,316.48 and 572,006.40 is: 789,437.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,769.60 : 1,316,316.48 = 572,006.40 : x
  2. Step 2: Convert to fraction form
    953,769.60/1,316,316.48 = 572,006.40/x
  3. Step 3: Cross multiply
    953,769.60x = 1,316,316.48 × 572,006.40
  4. Step 4: Simplify right side
    953,769.60x = 752,941,450,985.47
  5. Step 5: Solve for x
    x = 752,941,450,985.47/953,769.60
  6. Step 6: Final answer
    x = 789,437.46

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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.