Finding the Fourth Proportional to 803,319.46, 1,203,079.35 and 697,563.70
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Solution
The fourth proportional to 803,319.46, 1,203,079.35 and 697,563.70 is: 1,044,695.82
Step by Step Solution
- Step 1: Write the proportion equation
803,319.46 : 1,203,079.35 = 697,563.70 : x - Step 2: Convert to fraction form
803,319.46/1,203,079.35 = 697,563.70/x - Step 3: Cross multiply
803,319.46x = 1,203,079.35 × 697,563.70 - Step 4: Simplify right side
803,319.46x = 839,224,482,779.60 - Step 5: Solve for x
x = 839,224,482,779.60/803,319.46 - Step 6: Final answer
x = 1,044,695.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.