Home / 937,020.48-1,293,088.80-507,300.72

Finding the Fourth Proportional to 937,020.48, 1,293,088.80 and 507,300.72

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Solution

The fourth proportional to 937,020.48, 1,293,088.80 and 507,300.72 is: 700,075.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,020.48 : 1,293,088.80 = 507,300.72 : x
  2. Step 2: Convert to fraction form
    937,020.48/1,293,088.80 = 507,300.72/x
  3. Step 3: Cross multiply
    937,020.48x = 1,293,088.80 × 507,300.72
  4. Step 4: Simplify right side
    937,020.48x = 655,984,879,263.94
  5. Step 5: Solve for x
    x = 655,984,879,263.94/937,020.48
  6. Step 6: Final answer
    x = 700,075.28

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1.5x scale

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.