Finding the Fourth Proportional to 583,867.13, 805,430.69 and 507,214.14
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Solution
The fourth proportional to 583,867.13, 805,430.69 and 507,214.14 is: 699,689.74
Step by Step Solution
- Step 1: Write the proportion equation
583,867.13 : 805,430.69 = 507,214.14 : x - Step 2: Convert to fraction form
583,867.13/805,430.69 = 507,214.14/x - Step 3: Cross multiply
583,867.13x = 805,430.69 × 507,214.14 - Step 4: Simplify right side
583,867.13x = 408,525,837,899.40 - Step 5: Solve for x
x = 408,525,837,899.40/583,867.13 - Step 6: Final answer
x = 699,689.74
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.