Home / 744,423.80-1,116,635.70-710,209.40

Finding the Fourth Proportional to 744,423.80, 1,116,635.70 and 710,209.40

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Solution

The fourth proportional to 744,423.80, 1,116,635.70 and 710,209.40 is: 1,065,314.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,423.80 : 1,116,635.70 = 710,209.40 : x
  2. Step 2: Convert to fraction form
    744,423.80/1,116,635.70 = 710,209.40/x
  3. Step 3: Cross multiply
    744,423.80x = 1,116,635.70 × 710,209.40
  4. Step 4: Simplify right side
    744,423.80x = 793,045,170,515.58
  5. Step 5: Solve for x
    x = 793,045,170,515.58/744,423.80
  6. Step 6: Final answer
    x = 1,065,314.10

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1.5x scale

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.